@article{Ivanov2023assemblages,
author={Ivanov, A.O.},
title={Assemblages of vertebrates and zones from the Upper Givetian and Lower Frasnian of the East European Platform and Urals},
journal={Vestnik of geosciences},
publisher={FSBI FIC "Komi Scientific Center of the Ural Branch of the Russian Academy of Sciences"},
year={2023},
pages={23-29},
volume={0},
issue={1},
}