Lyutkevich, E. M.; Lobanova, O. V. (1960). Peletsipody alykaevskoy fauny iz nizhnepermskikh otlozheniy Severnogo i Vostochnogo Kazakhstana [Pelecypods of Alykaevskaya fauna from Lower Permian deposits of North and East Kazakhstan]. Trudy Vsesoyuznogo Neftyanogo Nauchno-Issledovatelskogo Geologorazvedochnogo Instituta (VNIGRI). 154: 167-195, 3 pls.
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Lyutkevich, E. M.; Lobanova, O. V.
1960
Peletsipody alykaevskoy fauny iz nizhnepermskikh otlozheniy Severnogo i Vostochnogo Kazakhstana [Pelecypods of Alykaevskaya fauna from Lower Permian deposits of North and East Kazakhstan]
Trudy Vsesoyuznogo Neftyanogo Nauchno-Issledovatelskogo Geologorazvedochnogo Instituta (VNIGRI)