Brazhnikova, N.E. & Rostovtseva, L.F. (1967). The study of early Viséan Endothyranopsis of the Donets Basin and other regions, 10-18. In: Fauna of the early Viséan sediments of the Great Donbas. Naukova Dumka, Kiev. [in Russian]
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Brazhnikova, N. E.; Rostovtseva, L. F.
1967
The study of early Viséan Endothyranopsis of the Donets Basin and other regions, 10-18
Fauna of the early Viséan sediments of the Great Donbas