1. I. M. Dzhakson and G. F. Milyushkevich. Abstracts of Proceedings of a Scientific Conference on the Physiology and Pathology of Digestion [in Russian], p. 70. Tartu, 1957.
2. I. I. Kotlyarov. Byull. éksper. biol. 22, 4, 47 (1946).
3. A. I. Nesterov. In the book: Rheumatism. Proceedings of a Scientific Session on Rheumatism [in Russian], p. 130. Moscow, 1959.
4. N. P. Skakun. Probl. endokrinol., 3, 28 (1958).
5. I. P. Smirnov. Fiziol. zh. SSSR, 1, 82 (1962).