Belyaeva, E.I., 1935. Nekotorye dannye o chetvertichnykh mlekopitayuscikh iz Nizhnevolzhskogo kraya po materialam muzeya g. Pugach. Zemlya [Some data on the Quaternary mammals from the Lower Volga based on the Pugachev Municipal Museum material] [in Russian, with German abstr.]. Trudy Komissii po Izuchenyu Chetvertichnogo Perioda, Izd-vo Akademya Nauk SSSR, Moskva/Leningrad. IV (2): 303-308, 1 map.
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