1. B. L. Astaurov, Zh. Obshch. Biol., No. 2, 139 (1968).
2. T. I. Buzhievskaya, Tsitol. Genet., No. 2, 125 (1977).
3. V. D. Solov'ev, Vestn, Akad. Med. Nauk SSSR, No. 7, 27 (1976).
4. V. D. Solov'ev, N. B. Varshaver, and N. E. Gulevich, Vopr. Virusol., No. 5 580 (1963).
5. V. D. Solov'ev and N. E. Gulevich, in: Symposia of the 9th International Congress of Microbiology [in Russian], Moscow (1966), p. 407.