Shulman, S.S. (1962). Phylum Protozoa. In: Bykhovskaya-Pavlovskaya, I.E. et al. (Eds) Key to parasites of freshwater fishes of the USSR.[ Keys to fauna of the USSR, No. 80]. Leningrad: Nauka, pp. 7–151 (In Russian).
472140
Shulman, S.S.
1962
Phylum Protozoa. In: Bykhovskaya-Pavlovskaya, I.E. et al. (Eds) Key to parasites of freshwater fishes of the USSR.[ Keys to fauna of the USSR, No. 80]. Leningrad: Nauka, pp. 7–151 (In Russian)