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Jatsko, I. Ya. (1962). O filogeneticheskikh i stratigraficheskikh sootnosheniyakh unionid po nakhodkam na yugazapadnoy territorii USSR i MSSR [On the phylogenetic and stratigraphic relationships of unionids based on finds in the southwestern territory of the Ukrainian and Moldavian SSR]. Trudy odesskogo gosudarstvennogo universiteta im. I. I. Mechnikova. Seriya geologicheskikh i geograficheskikh nauk. 152(8): 46-51.