1. Abedi, S., Hoole, D., and Polwart, A., Pollution-Induced Apoptosis in the Immune System of Carp, Cyprinus carpio, Abstr. 9th Int. Conf. Diseases of Fish and Shellfish, Rhodes, 1999, p. 144.
2. Begon, M., Harper, J.L., and Townsend, C.R., Ecology: Individuals, Populations, and Communities, Oxford: Blackwell, 1986. Translated under the title Ekologiya: Osobi, populyatsii i soobshchestva, Moscow: Mir, 1989.
3. Bol’shakov, V.N., Pyastolova, O.A., and Vershinin, V.L., Specific Features of the Formation of Animal Species Communities in Technogenic and Urbanized Landscapes, Ekologiya, 2001, no. 5, pp. 343–354.
4. Chereshnev, V.N., Kevorkov, N.N., Bakhmet’ev, B.A., et al., Physiology of the Immune System and Ecology, Immunologiya, 2001, no. 3, pp. 12–16.
5. Chernysheva, E.V. and Starostin, V.I., Peripheral Blood of Frogs of the Genus Rana As a Test System for Assessing Environmental Pollution, Izv. Ross. Akad. Nauk, Ser. Biol., 1994, no. 4, pp. 656–660.