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Preprint
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Bulgaria is a country with an open economy. With the acceptance of the country as a member of the EU, the country automatically acquired the status of a member of the customs union. The advantages of being included in a community with uniform treatment of flows of goods for import and export had a favorable impact on Bulgarian business and allowed...
Presentation
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Dear Distinguished Colleague Greetings!!!!! Invitation to Join APM-2023, 11-12 April at Pantnagar ,Uttarakhand Trust this mail finds you in best of health, happiness and academically productive as expected in the New Year 2023. Department of Chemistry, College of Basic Sciences & Humanities, G.B. Pant University of Agriculture & Technology, P...
Conference Paper
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The Bulgarian Dermatosurgical Society for Dermatologic surgery – BULSDS invites all colleagues, friends, dermatologists, dermatosurgeons, maxillofacial surgeons, plastic reconstructive surgeons, oncologists, radiation therapists, vascular surgeons, established, as well as young and future specialists, to attend the fifth national congress of the so...
Preprint
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The original paper is found on the author's blog https://lyudmilantonov.blogspot.com/2011/08/accent-in-bulgarian-dialects.html
Book
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Prof. D. Evstatiev, Ed. Lagooned ashes in Bulgaria occupy more than 2000ha causing many economic and ecological problems. It has been established as early as in the sixties that the conventional methods for solving these problems include lagooned ashes utilization for geotechnical constructions: embankments, road bases, foundation bases, piles, etc...
Article
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Purpose Renal arterial anatomy has a great clinical importance during surgical and endovascular procedures. However, comprehensive data on renal arterial variations in the Bulgarian population has not yet been provided. The aim of this study was to conduct a detailed research about the normal anatomy and variations of the renal arteries in the Bulg...
Article
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The study aimed to assess the impact of clinical symptoms and cognitive impairment on disability in patients with paranoid schizophrenia (PS). Methods: 108 patients with schizophrenia were included (66 male and 42 female). Their average age was 38.86 ± 10.02 years and the disease duration was 12.80 ± 8.20 years, with mean disease onset of 24 years....
Article
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The paper discusses the transformations of memory caused by the preservation, removal or redefinition of memorials. These transformations indicate the competition between political and ideological views in Bulgarian society after 1989. Two cases are analysed: the deconstruction of Georgi Dimitrov’s already-empty mausoleum in 1999 and the Monument t...
Article
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Periodontal health is an important component of oral health. Numerous studies prove the progressing nature of periodontal diseases and their dependence on a number of demographic and socio-economic factors. The purpose of the study is to examine the periodontal status of the active age population in the Republic of Bulgaria and to define its depend...
Article
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Even in a leading emergency center in our country, cases of neck trauma in peacetime are very rare. There is also a subgroup of patients with injuries that cross the platysma and involve tissues and organs in depth, as injuries to the cervical arteries are particularly dangerous and associated with death and disability. Carotid artery injury occurs...
Article
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Objective: It is estimated that there are approximately 17 million cancer patients in the US alone by 2020. Radiation therapy is used today for various malignancies in over 50% of cancer patients. The effects of ionizing radiation on vascular structure and the heart have been widely studied. Here we comprehensively review the status of the problem...
Preprint
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In this paper we will explore the functionality, planning and development of our software application called General Program Monitoring – version 3 for monitoring Internet Protocol Television. The goal of this paper is to present in theory and in practice the concept of the application. The software application is used to monitor devices of users w...
Experiment Findings
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For the purposes of floristic research (taxonomic composition and distribution of taxa), Bulgaria is divided into 20 floristic regions and 14 subregions (Yordanov, 1966: Map of floristic regions). In most cases, the borders of the regions are determined by the physical-geographic boundaries of the natural objects. The map of the regions given in Yo...
Article
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Bulgaria has a very rich bat fauna and large colonies of bats can be found in caves, mines and other underground roosts. Respectively, there are more than 107 underground roosts that are listed as important bat sites, most of which are protected by statutory laws and are of national or international importance. Despite the existence of formal prote...
Book
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Good practices toolkit #SafeSPORTevent including practical brochures (protocols) for Safe Sport Event with specific safety and security protocols that ensures proper reaction of sport related staff, involved in events management, including new non-formal educational activities, focussed on safety and security that can be used to teach sport entitie...
Book
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The BOOST handbook ultimately serve as a practical tool for any youth organisation, youth worker and educational expert who is engaged with youth empowerment in both Europe and the world at large. It also channel vital information to multiple business organisations looking to develop transversal skills within potential employees across all sectors....
Preprint
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Sustainable consumption has long lost its environmental glamour. Rather than fostering sustainable degrowth sustainable consumption has turned into a green hype with little transformational power. In view of the multiple, extremely successful, cooptation efforts by marketing agencies and corporate organizations, one way of addressing this trend wou...
Article
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Fenugreek is a well-known aromatic plant. Its leaves and seeds are commonly used for their many health benefits and the species is cultivated worldwide. For the first time, essential oils (EOs) from seeds of the Bulgarian and Indian populations were obtained by secondary distillation of hydrolat to extract the residual essential oil therein. They w...
Article
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Insurance companies are making increasingly large-scale investments for implementing digital technologies. This gives rise to the need for systematized criteria and indicators for evaluating digitalization and its effect. In this study, an adapted evaluation framework for positioning insurance companies, according to the reached level of digital de...
Book
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After the Bulgarian text is an abstract and content of the chapters in English. 2021 г., ISBN 978-619-239-637-4, ISBN 978-619-239-637-4. Резюме Монографията е с обем 188 страници и включва шест глави заедно с въведение и заключение. Изследването включва проучване на широк кръг от български и чуждестранни литературни източници-общо 226. Монографични...
Article
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The purpose of the study is to establish the propaganda strategies of the communist regime used while publicizing the events known as the Revival Process. The language used in a bulletin published in April 1985 and comprising auxiliary material for agitators, speakers, and lecturers, is analyzed. Two main propaganda strategies are highlighted which...
Article
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Based upon ethnographic fieldwork conducted amongst families of Bulgarian Roma returnees and refugees from the Middle East in Bulgaria, this paper discusses the problems of adaptation, which children face in elementary and secondary schools. Using a dialogical approach as the main strategy of fieldwork, I interviewed Roma returnee parents and child...
Conference Paper
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The TAM grouting technology is widely used in Bulgaria for strengthening soils under existing buildings and structures. For fine grained soils, the method is not always applicable. This paper presents a laboratory study using a device for determining cement consumption when grouting under low pressure. Some of the laboratory results are used for ev...
Article
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Aim: The aim of this questionnaire survey was to examine the experience, preferences, confidence and skills of Bulgarian dental practitioners in the use of NiTi rotary instruments. Methods: The target group consisted of 650 dental practitioners chosen on a random basis from all Bulgarian administrative districts. They received an online questionnai...
Chapter
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Social differentiation and connectivity are obviously connected to social inequality, but this relation needs further investigation. We start from a historical positioning of the term ‘social inequality’ within the current archaeological discussion. Here we focus on households as the principal units of decision-making. In accordance with current re...
Preprint
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Creating high-technology spin-offs has been a long-term goal for many research universities. Recently, the EuroHPC Joint Undertaking (JU) funded the project EuroCC NCC (National Competence Centres) to establish a European network of 33 countries in the field of high performance computing (HPC), high performance data analytics (HPDA) and artificial...
Article
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Phlomis tuberosa L. (Lamiaceae) is a flowering perennial plant, native to Eurasia, and sparsely distributed in Bulgaria. The species has been proved to accumulate flavonoids, iridoids, phenolic glycosides, as well as essential oil. To now, there is no information on the chemical content of Bulgarian essential oil from the plant. The aim was to stud...
Article
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The Childhood during the State-socialist Bulgaria is thematized in a plethora of novels and auto-fictional literature, published in the last three decades. Many of these works pose the question “Is the past of my own childhood a ‘foreign country’ for me”? This is a question very close to the anthropological one: “Could we know and understand ou...
Article
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Eastern Europe continues to have the highest rates of cancer of the uterine cervix (CUC) and human papillomavirus (HPV) infection in Europe. Aim: The aim of this study was to investigate CUC trends in Bulgaria in the context of a lack of a population-based screening program and a demographic crisis. Methodology: This was a retrospective study of 78...
Article
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This paper deals with Bulgarian съм+-л ('be'+past active participle) perfect verb forms with aorist and imperfect participles, thе distinction between these two participles being a phenomenon found only in Bulgarian among the Slavic languages and generally absent in other languages too. According to the majority of Bulgarianists today, imperfect pa...
Article
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In this comparative study, the proverbial discourse of the Pomaks of Xanthi is investigated as a factor of ethnic delimitation and inter-linguistic communication. The research on the proverbial discourse takes place within the historical, geographical and cultural context of the Rhodope Mountains. The thematic and morphological relevance of the Pom...
Article
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The paper presents an overview on the electrochemical research implemented with the active participation of Bulgarian scientists in the field of electrochemistry in the decades that mark the transition from the twentieth to the twenty-first century. The developments in traditional fields of electrochemical research in Bulgaria such as electrochemic...
Article
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Nikolov, V., Karamfilov, S., Malinova, R. & Nikolov, S. (2022). Assessment of the welfare of cows of the Rhodopean shorthorn breed using blood biochemical parameters. Bulg. J. Agric. Sci., 28 (Supplement 1), 21-30 The blood chemical parameters of 43 free range cows and heifers from 2 farms reared without additional feeding were tested at the end of...
Article
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Resumen: el artículo se propone describir los préstamos del búlgaro en la variedad sefardí local de la lengua española, utilizando los datos que pro-porciona una obra lexicográfica de finales del siglo XIX, época de particu-lar relevancia en la histora del judeoespañol de Oriente. La fuente textual –el Pequeño vocabulario francés-búlgaro-hebreo de...
Article
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Surveys of the state of fish fauna upstream and downstream eight small hydropower plants (SHPPs) situated on middle and upper courses of rivers of East and West Aegean Sea basins in Bulgaria were carried out. Sampling of fish with electricity was performed complying with the Standard EN 14011. Assessment of the ecological state of the surveyed rive...
Article
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In order to test the suitability of underwater visual census method in freshwater basins, it was applied and compared with standard sampling methods-gill nets, as well as questionnaires concerning the fish fauna's composition in Stoikovtsi dam (SW Bulgaria). The number of registered species per method was established as: questionnaires > underwater...
Article
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We report three newly registered localities of the javelin sand boa - Eryx jaculus along the Black Sea Coast. The nearest known localities (outside of the study area) of the species are situated at a considerable distance (100-230 km) from the recently discovered ones. The data presented here confirm the presence of E. jaculus along the Bulgarian B...
Article
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Sustainability, becoming essential for food processing and technology, sets goals for the characterization of resources considered as food waste. In this work, information about the GC-MS metabolites of peach peels was provided as a tool that can shed more light on the studied biological activities. In addition, distribution patterns and contributi...
Article
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Images of Sofia in Bulgarian Poetry in the Late Twentieth and Early Twenty-First Centuries This article is devoted to the image of Sofia in Bulgarian poetry in the late twentieth and early twenty-first centuries. The study analyses and interprets poems of four well-known Bulgarian poets: Zlatomir Zlatanov (b. 1953), Ani Ilkov (b. 1957), Edvin Suga...
Article
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E-learning has entered rapidly in the last two years in many countries around the world. This is due to a number of reasons, the most significant of which is the Covid-19 pandemic and the forced closure of educational institutions. Teachers and students had to quickly adapt to the new conditions. The question arose to what extent online learning ca...
Article
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The main aim of this study was to assess the differences in the chemical composition of essential oil from biocultivated Lavandula angustifolia in the Thracian Lowland floristic region, Bulgaria, and commercially available products from Bulgarian markets. Following the analytical results conducted with gas chromatography-mass spectrometry, we have...
Article
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The present study aimed to explore the genotypic and phenotypic characteristics of biofilm formation in Bulgarian nosocomial Stenotrophomonas maltophilia isolates ( n = 221) during the period 2011–2022, by screening for the presence of biofilm-associated genes (BAG) ( spgM , rmlA and rpfF ), their mutational variability, and assessment of the adher...
Article
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Stable symbiotic starter cultures were created using selected strains of Lactobacillus delbrueckii subsp. bulgaricus and Streptococcus salivarius subsp. thermophilus with antimicrobial activity against pathogens and necessary antibiotic sensitivity, growth kinetic parameters, and metabolic profiles. The volatile compound profiles of the obtained st...
Article
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The article examines how artistic collaboration and social engagement are present in 20th-century Bulgarian printmaking. It traces its footsteps from its academic inquiries, through its avant-garde and expressionist periods, to its development in conditions of ideological thematic and stylistic restrictions behind the Iron Curtain. Conclusions are...
Technical Report
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Дейността ReMO COST е мрежа от заинтересовани страни от всички нива на научноизследователската общност, която изготви Манифест за психичното здраве и благополучие на изследователите, в който се призовава за оценка на това как психичното здраве и благополучие на изследователите могат да бъдат най-добре подхранвани и поддържани чрез действия и инициа...
Preprint
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We present our investigations of the physical and dynamical properties of selected Earth co-orbital asteroids. The photometric optical light curves as well as rotation periods and pole solutions for a sample of four Earth co-orbital asteroids, namely (138175) 2000 EE104 (P=13.9476+/-0.0051 hrs), (418849) 2008 WM64 (P=2.4077+/-0.0001 hrs), 2016 CA13...
Article
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Art plays an important role in modern society, including education. The specificity and diversity of its functions make it an integral part of the world cultural heritage, a necessary and irreplaceable part of the modern content of education. If artists and men of letters stand at the border where ignorance turns into knowledge, it is they, with th...
Preprint
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Introduction. The reflective and color characteristics of the soil are carriers of important information for research and plant production. Aim. To explain theoretically the dependence between the soil organic matter (humus) and the reflectance from the soil surface by developing a theoretical model of soil reflectance and on its basis developing s...
Conference Paper
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The greeting with hand-kissing and its changing purposes and meanings (semantics) by several rites in Bulgarian traditional culture.
Article
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Citation: Stoev, A.; Shopov, Y.; Maglova, P.; Ognyanov, O.; Raykova, L. Prehistoric Astronomical Observatories and Paleoclimatic Records in Bulgaria Estimate Astroclimate during 4000-4500 BCE: A Critical Assessment. Quaternary 2023, 6, 6. https://doi.org/10.3390/ quat6010006 Academic Editors: Ioannis Liritzis and James B. Innes Licensee MDPI, Basel...
Article
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Global climate change and ecological environment destruction have become global problems that cannot be ignored. As the largest developing country, China faces the reality of emission reduction from the international community and the pressure of domestic environmental protection. Based on the policy process of carbon peak and carbon neutrality in...
Article
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This paper discusses conservative and non-conservative construals of percentage quantifiers (%Qs), e.g., 50% of the women vs. 50% women, in Slavic and German. Based on data from corpora and cross-linguistic questionnaires, we make the novel empirical generalization that word order plays a crucial role in distinguishing between these two readings, i...
Preprint
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This paper aims to provide a summary of the existing corpora of spoken Bulgarian. The corpora are examined for their scope, genre, speech spontaneity, presence of phonetic transcriptions and annotations, as well for their availability. Some of the corpora (e.g. the BgSpeech corpus of colloquial Bulgarian, the Bulgarian children's language corpus, t...
Article
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A popular science review of the past distribution of Capra ibex, C. aegagrus and C. caucasica in Bulgaria and their disappearance from the Bulgarian nature.
Article
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Background/Aim. Squamous cell carcinoma (SCC) is the most frequent cancer of the head and neck area in the oral cavity. Epigenetic alterations in oral and maxillofacial area cancers are urgently needed to be investigated, as the observed changes might have crucial diagnostic value for personalized medicine. Methods. Our study aimed to identify the...
Article
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The present study provides the first records (Birlik neighbourhood and Devrek District in Zonguldak Province) of the Bulgarian bent-toed gecko Mediodactylus danilewskii from the western Black Sea coastal region of Turkey. Morphological data of specimens from Edirne (Vakıf Village of Enez District) located in the Thrace part of Turkey are compared t...
Article
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Glycyrrhiza glabra is a medicinal plant which is used in both traditional and official medicine for treatment of many diseases including asthma, renal calculus, ulcer, psoriasis, and rheumatism. Spasmolytic, anti-inflammatory, capillary-strengthening, anticancer, and antivirus activities of this perennial plant are due to its roots. Overexploitatio...
Article
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The article analyzes the scientific heritage of Ukrainian scientists of Eastern Galicia in the 19th century on current issues with the history of South Slavic peoples. Its content, topics and methodology in the context of the development of national Slavonic studies are described. Special studies on the history of Bulgaria, Serbia, Croatia and Mont...
Article
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Introduction: Laparoscopic liver surgery underwent tremendous development during the past decade. The increased technical complexity of this procedure implies a gradual increase in surgical difficulty, relative to the surgeon’s experience. Various difficulty scoring systems (DSS) have been developed to facilitate patient selection for laparoscopic...
Article
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There is an increasing migration from Bulgaria to Brazil. The group of migrants is very homogenous since they arrive with the same aim of working and saving money for a better future at home in Bulgaria. The statistics reveal that the migrants often arrive with families, including children, who must attend compulsory schools in Brazil. According to...
Article
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Tragopogon coelesyriacus (Asteraceae) is reported for the first time for the Bulgarian flora. It has been recorded in several closely situated localities in the Eastern Rhodopi Mountains, all on the territory of Ivaylovgrad Municipality. The species is easily recognized by the other non-yellow flowering Tragopogon species in the Bulgarian flora by...
Article
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Polymorphisms in the genes of drug-metabolizing enzymes have the potential to contribute to inter-individual differences in drug pharmacokinetics and toxicity. A custom next-generation sequencing (NGS) panel was used in 71 kidney transplanted patients to study the polymorphisms of 11 genes relevant to the metabolism of immunosuppressive drugs. Cycl...
Preprint
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Background: Synchronous endometrial and ovarian cancer (SEOC) accounts for 50-70% of all synchronous gynecology cancers in women. Approximately 14% of SEOC cases are caused by Lynch syndrome (LS). The widespread introduction of "universal screening" at LS (all cases with CRC and all EC cases diagnosed before age 60 should be tested for MMR deficien...
Article
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To determine the adaptability and stability of yield and its related traits during drought conditions in triticale, eleven contemporary Bulgarian cultivars were studied according to the indices yield, number of productive tillers, 1000 kernel weight and number of grains in spike, applying four parameters: regression coefficient and deviation from r...
Article
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The topography of Istanbul is multi-layered, reflecting different periods and components of the historical process of the Metropolis from antiquity to the present. One of the components of the military trace is the Cossack places - connected with the Ottoman Cossack regiments created in 1853 under command of Mehmed Sadik Pasha (Czajkowski). By the...
Article
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The purpose of the current paper is to make an overview of the work done so far by the authors and make a summary of the results and reflections on the performed sentiment analysis on user comments in two different fields in Bulgarian language. As a starting point for the authors’ work is the development of two databases with users’ reviews and the...
Article
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Bulgarian carabid fauna is relatively well studied but there are still many species and regions in the country lacking enough research. The present study compiles a list of Carabidae species from the city of Plovdiv and its surroundings. The species list is completed on the basis of the available bibliographic data and material collected during fie...
Article
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The current study presents the contemporary species composition of the amphibians and reptiles in the city of Plovdiv. During the current study we identified 6 amphibian species and 9 reptile species plus 1 invasive freshwater turtle species (10 in total). A clear differentiation of the fauna of the studied cities can be seen on a geographical prin...
Article
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Modern Bulgarian nationalists aspired towards incorporating the self-identified Bulgarian lands into the Bulgarian state. The Treaty of San Stefano ending the Russo-Turkish War of 1877-78 tantalizingly achieved these so-called national ideals. Great Power diplomacy quickly diminished Bulgaria's borders and international legal status with the 1878 T...
Article
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The Old Bulgarian hagiographical collection of miracle stories, named A Tale of the Iron Cross, is relatively well known among the scholars, but a sufficient number of its details still has not been studied properly. In fact, such a peculiarity seems somehow strange, especially if we take into consideration that the mixture of translated and origin...
Article
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Teachers’ knowledge of students’ difficulties is a major component of pedagogical content knowledge (PCK) and a key element for effective instruction. The current research aims to identify teachers’ PCK for: difficult topics in the chemistry curriculum; reasons for student difficulty; students’ interest towards difficult topics and the skills neede...
Article
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There have been continuous debates about the essence and levels of efficiency of farms and agrarian organizations, with an increasing focus on governance aspects in recent years. Nevertheless, most of the existing assessments are at a conceptual or qualitative level due to well-known "measurement" problems related to transacting costs. This article...
Article
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The language of the Moldavian books and chancery documents written during the reign of Peter Rareş (1527–1538, 1541–1546) shows an unneglectable variability depending on the purpose, addressee and format of the texts. Using all kinds of preserved texts from this period, we have tried to describe this variability focusing on the texts written in the...
Book
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This volume brings together significant theoretical and empirical approaches concerning both sustainability in tourism and in monitoring the sustainable tourism of seaside destinations. It explores the monitoring of the harmonious tourism development on the Bulgarian Black Sea coast in the regions of Dobrich, Varna and Bourgas. The book presents a...
Book
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The two-volume research collection is a result of the participation of the Institute for Historical Studies at the Bulgarian Academy of Sciences, headed by Prof. PhD Daniel Vachkov, in the National Research Program “Cultural Heritage, National Memory and Social Development”, funded by the Ministry of Education and Science of the Republic of Bulgari...
Book
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The two-volume research collection is a result of the participation of the Institute for Historical Studies at the Bulgarian Academy of Sciences, headed by Prof. PhD Daniel Vachkov, in the National Research Program “Cultural Heritage, National Memory and Social Development”, funded by the Ministry of Education and Science of the Republic of Bulgari...
Article
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The beginning of the 19th century was marked by the awakening of national liberation movements in the Balkan peninsula. This process was initiate by the Serbian revolution at 1804. These events launched more rebellion movements in Balkan against the Ottoman Empire. The Eastern Question was interested by the great powers in Europe: Russia, Great Bri...
Article
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The Vacha River is located in South Bulgaria, being the main right tributary of the Maritsa River on the territory of Bulgaria. It flows through three big reservoirs, several small hydropower plants (HPPs) and other small weirs. The modified sector covers a significant part of the river length, contributing serious habitat and hydro-morphological a...
Article
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The Dead Female Body and Necropolitics. The Topos of a Walled-up Woman in Bulgarian Modernist Plays In Bulgarian folk tradition, the topos of a woman entombed in a wall is a remnant of a dead myth that is still commemorated in the canon of that culture. In the 19th and 20th centuries, it became the subject of creative recycling in literature and v...
Article
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The paper analyzes the position of opinion polls in the Bulgarian public environment. It examines the impact of opinion polls and public attitudes toward them, based on current qualitative and quantitative data. The results show uncertainty in a part of Bulgarian society regarding the role and use of opinion polls and tendencies to spread negative...
Preprint
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The mysteries of the Universe are international, the skies are not crossed by borders. However, the knowledge is transmitted by language, imposing linguistic barriers that are often difficult to break through. Bulgaria is considered as an example of a country with relatively small reader base -- it has a population of about 6.5 million (2021) and t...
Article
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The definite articles in the Bulgarian language are distinguished by some specific features, some of which are: first, for m.r. ed.h. there are two forms; second - in writing the same is noted in four ways; third - the use of the full and short article depends on syntactic conditions, etc. The author expresses her opinion for accepting only the ful...
Article
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Alkanna tinctoria (L.) Tausch Boraginaceae is a medicinal plant whose root is used for its antimicrobial and anti-inflammatory properties. A. tinctoria roots have been subject to numerous studies. However, the aerial parts have been explored less. The objective of the present study was to compare the chemical profile of aerial parts and roots as we...
Article
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This research is dedicated to preserving and studying architectural memory. The attention is focused on the architectural archive at the Institute of Art Studies at the Bulgarian Academy of Sciences where a cultural architectural heritage is collected over decades. Specifically, research interest is towards the collections in fund "Drawings and Sur...
Article
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Although it is widely believed that online testing may be applied as a way of enhancing academic motivation, thus far we know little about this topic for Bulgarian students. For this purpose, we conducted research during the COVID-19 pandemic focusing only on university students (n = 80; 74 women, 63 full-time, 17 part-time, 41 bachelor students, 3...
Article
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n 2021 REM - Plovdiv received the collection of prof. Julia Dilova, donated by her daughter Tsvetina Erokhina after her mother passed away. The collection contains over 500 different items. Today, it is very rare for museums to receive collections of this proportion, representative of different regions of the Bulgarian ethnic territory. In order to...
Book
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Unlike in many other countries, in Bulgaria, there is no comprehensive analysis of the governance, state, efficiency and evolution of the system of Agricultural Knowledge and Innovation System (AKIS). This chapter presents the results of a large-scale study on the governance, efficiency, and development of AKIS in Bulgaria. The Governance of AKIS i...
Article
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