1. I. A. Vaisfel'd in: Biogenic Amines. Proceedings of an All-Union Conference [in Russian], Vol. 2, Moscow (1967), p. 320.
2. L. I. Geller, Gastric Secretion and Mechanisms of Its Regulation in the Healthy Person [in Russian], Leningrad (1975).
3. M. N. Mats and I. V. Man'ko, in: Proceedings of the 3rd All-Russian Congress of Pharmacists [in Russian], Sverdlovsk (1975), p. 386.
4. M. N. Mats, V. I. Kotel'nikova, and I. V. Man'ko, Abstracts of Proceedings of the 4th All-Union Congress of Pharmacologists [in Russian], Leningrad (1976), p. 133.
5. Not given in Russian original ? Consultants Bureau.