Betekhtina, O. A. (1979). Dvustvorchatyye mollyuski pozdnego paleozoya kenderlykskoye mul'dy [Bivalve mollusks of the late Paleozoic Kenderlyk mulda]. In: Fauna i stratigrafiya srednego i verkhnego paleozoya Sibiri [Fauna and stratigraphy of the middle and upper Paleozoic of Siberia]. Akademiya Nauk SSSR, Sibirskoye Otdeleniye, Trudy Instituta Geologii i Geofiziki [Academy of Sciences of USSR, Siberian Branch, Transactions of the Institute of Geology and Geophysics]. 401: 62-82, pl. 8-10.
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Betekhtina, O. A.
1979
Dvustvorchatyye mollyuski pozdnego paleozoya kenderlykskoye mul'dy [Bivalve mollusks of the late Paleozoic Kenderlyk mulda]. In: Fauna i stratigrafiya srednego i verkhnego paleozoya Sibiri [Fauna and stratigraphy of the middle and upper Paleozoic of Siberia]
Akademiya Nauk SSSR, Sibirskoye Otdeleniye, Trudy Instituta Geologii i Geofiziki [Academy of Sciences of USSR, Siberian Branch, Transactions of the Institute of Geology and Geophysics]