1. ANTONOVA, T. G. Byull. Eksp. Biol. Med. (8):12, 1969.
2. ANTONOVA, T. G. Byull. Eksp. Biol. Med. (5):10, 1970.
3. BALASHOVA, E.G. In: Problems in Development of the Brain and the Effect of Harmful Factors on It. Moscow, 1960, p. 112.
4. BELOBORODOVA, O.V. Arkh. Anat. Gistol. Embriol. 34(2):37, 1957.
5. VVAKHRAMEEVA, N.A. and N.I. KASATKIN. In: Consciousness and the Reflex. Nauka, Moscow-Leningrad, 1966, p. 173.