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RuЗемноводные. Батрахиология
Материалы по теме
Proceedings of research institutes industry.Proceedings of the Research Institute for the Study of the North.Vol.27. Determined Fish of the Seas of Barents, White and Kara
Proceedings of research institutes industry.Moscow: Gostichizdat, 1923-1932;Leningrad.Knipovich, N.M.vp.27: Determined Fish of the Seas of Barents, White and Kara.Moscow, 1926.