1. N. V. Komissarova, O. A. Gomazkov, V. V. Karpitskii, and N. I. Vladimirova, Byull. �ksp. Biol. Med., No. 12, 682 (1985).
2. O. P. Petrii, O. A. Gomazkov, and N. I. Vladimirova, Byull. �ksp. Biol. Med., No. 12, 649 (1985).
3. G. A. Barr, J. L. Gibbons, and W. H. Bridger, Behav. Biol.,17, 143 (1976).
4. A. Depaulis and M. Vergnes, Physiol. Behav.,30, 383 (1983).
5. B. S. Eichelman and N. B. Thoa, Biol. Psychiat.,6, 143 (1973).