Literature
Authors(s) Chekanovskaya, O.V.
Year 1981
Title Aquatic Oligochaeta of the USSR. Translated from Russian. Amerind Publ. Co., New Delhi. 513 p. [Original title: Cekanovskaja, O.V. 1962. Vodnye maloscetinkovye cervi fauny SSSR. Moskva-Leningrad. 411 p.].