Sobolev, N., & Nakrem, H. A. (1996). Middle Carboniferous - Lower Permian conodonts of Novaya Zemlya.
Chicago Style (17th ed.) CitationSobolev, N.N, and Hans Arne Nakrem. Middle Carboniferous - Lower Permian Conodonts of Novaya Zemlya. 1996.
MLA (9th ed.) CitationSobolev, N.N, and Hans Arne Nakrem. Middle Carboniferous - Lower Permian Conodonts of Novaya Zemlya. 1996.
Warning: These citations may not always be 100% accurate.