1. Serebrovskii A.S. Gibridizatsiya zhivotnykh [Hybridization of Animals]. Moscow, Selkhozgiz Publ., 1935, 346 p. (In Russian)
2. Kirpichnikov V.S. Geneticheskie osnovy geterozisa i ego ispol'zovanie v rybovodstve [Genetic Basis of Heterosis and its Use in Fish Farming]. Moscow, USSR Academy of Sciences Publ., 1989, 324 p. (In Russian)
3. Kiselev I.V. Girth index as the main indicator of the carp exterior. Rybnoe khozyaistvo [Fisheries]. 1992, no. 6, pp. 78-84. (In Russian)
4. Privezentsev Yu.A. Problemasokhraneniya genofon-da v rybovodstve [The problem of gene pool conservation in fish farming in the book "Selection of Fish"]. Mоscow, Agroundust Publ., 1989, 246 p. (In Russian)
5. Rumyantsev B.F. Species hybridization as a method of creating new breeds of domestic animals. Priroda zhivotnovodstva [Nature of animal husbandry]. 1935, no. 5, pp. 60-68. (In Russian)