Ragozin, L.A. (1938). Pervyye nakhodki plastinchatozhabernyye iz yurskikh uglenosnykh otlozheniy Kuzbassa [The first finds of bivalves from the Jurassic coal-bearing deposits of Kuzbass]. Trudy Tomskogo Gosudarstvennogo Universiteta imeni V. V. Kuibysheva, Seriya G. Geologiya. 93: 105-126.
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Ragozin, L.A.
1938
Pervyye nakhodki plastinchatozhabernyye iz yurskikh uglenosnykh otlozheniy Kuzbassa [The first finds of bivalves from the Jurassic coal-bearing deposits of Kuzbass]
Trudy Tomskogo Gosudarstvennogo Universiteta imeni V. V. Kuibysheva, Seriya G. Geologiya
