Carbon isotopes of the inorganic and organic material, as well as oxygen isotopes of conodont phosphate used for investigations from Franconia and Rhenish Massif (Germany), Moravian Karst (Czech Republic), Montagne Noire (France)
Investigation of pre-Hangenberg Event times with the help of high resolution conodont biostratigraphy and oxygen and carbon stable isotopes to reconstruct environmental changes
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