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2. É. Gelhorn, The Regulatory Function of the Autonomic Nervous System, In Russian Moscow, 1948.
3. V. V. Zakusov, Fiziol. zhurn. SSSR, 1938, volume 25, issue 3, p. 569.
4. D. A. Kocherga, Byull. éksptl. biol. i med., volume 39, No. 2, p. 7 (1955).
5. B. S. Kulaev, The Role of The Chemoreceptors of the Pericardium in the Regulation of Blood Circulation and Respiration, In Russian Dissertation, Moscow, 1954.