Kruglov, N.D. & Starobogatov, Ya.I. (1989). Morphology and taxonomy of the molluscs from the subgenus Radix of the genus Lymnaea (Gastropoda, Pulmonata, Lymnaeidae) from Siberia and far east of the USSR. Zoologicheskii Zhurnal. 68 (5): 17-30. Moskva. [in Russian].
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Kruglov, N.D. & Starobogatov, Ya.I.
1989
Morphology and taxonomy of the molluscs from the subgenus Radix of the genus Lymnaea (Gastropoda, Pulmonata, Lymnaeidae) from Siberia and far east of the USSR