Chepalyga, A.L. (1967). Antropogenovyye presnovodnyye mollyuski yuga Russkoy ravniny i ikh stratigraficheskoye znacheniye [Anthropogen freshwater mollusks in the south of the Russian Plain and their stratigraphic importance]. Trudy Geologicheskogo Instituta Akademiya Nauk SSSR. 166: 1-222.
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Chepalyga, A.L.
1967
Antropogenovyye presnovodnyye mollyuski yuga Russkoy ravniny i ikh stratigraficheskoye znacheniye [Anthropogen freshwater mollusks in the south of the Russian Plain and their stratigraphic importance]
Trudy Geologicheskogo Instituta Akademiya Nauk SSSR