1. V. S. Gurfinkel', Ya. M. Kots, and M. L. Shik, Regulation of Posture in Man [in Russian], Moscow (1965).
2. L. R. Manvelyan and V. M. Khayutin, Byull. Éksperim. Biol. i Med., No. 4, 21 (1970).
3. V. I. Tkhorevskii, Fiziol. Zh. SSSR, No. 2, 199 (1968).
4. V. M. Khayutin and P. I. Yarygin, Byull. Éksperim. Biol. i Med., No. 1, 105 (1958).
5. V. A. Khorunzhii, in: Regulation of the Regional Circulation [in Russian], Leningrad (1955), p. 53.