1. Yu. V. Bukin and V. A. Draudin-Krylenko, Vestn. Akad. Med. Nauk SSSR, No. 6, 67–69 (1980).
2. Yu. V. Bukin and E. N. Orlov, Vestn. Akad. Med. Nauk SSSR, No. 5, 9–14 (1984).
3. G. F. Lakin, Biometry [in Russian], Moscow (1980).
4. N. V. Lazarev, Reproduction of Diseases in Animals for Experimental Therapeutic Investigations [in Russian], Leningrad (1954), pp. 27–29.
5. E. P. Lukienko, “Investigation of metabolic features of methylene tetrahydrofolate and S-adenosylmethionine in tissues of malignant neoplasms” [in Russian], Candidate of Medical Sciences Dissertation. Moscow (1984), pp. 93–96.