1. Levites, E.V., andGarifullina, F. Sh. (1988). Use of isozymes as genetic markers for identification of sugar beet varieties. Biochemical Identification of Varieties: Materials of the 3rd International Symposium ISTA. Leningrad, USSR. p. 104–109.
2. Levites, E.V., andKirikovich, S. S. (2003). Epigenetic Variability of Unlinked Enzyme Genes in Agamospermous Progeny of Sugar Beet. Sugar Tech.,5(1&2): 57–59.
3. Levites, E.V., Shkutnik, T., Ovechkina, O.N. andMaletskii, S. I. (1998). Pseudosegregation in the agamospermic progeny of male sterile plants of the sugar beet (Beta vulgaris L.). Doklady Akademii Nauk,362(3): 430–432 (Russ.).
4. Levites, E.V., Shkutnik, T., Shavorskaya, O.A. andDenisova, F.Sh. (2001). Epigenetic variability in agamospermous progeny of sugar beet. Sugar Tech.,3(3): 101–105.
5. McClintock, B. (1951). Chromosome organization and genie expression. Cold Spring Harbor Symp. Quant. Biol.,16: 13–47.