Pilyavskii, A. I.     Effects of a delta opioid receptor agonist and inhibitors of enkephalin catabolism on periaqueductal gray neurons in the rat midbrain : an IN VITRO study / A.I. Pilyavskii, N.V. Bulgakova, R. Maldonado, B.P. Roques, V.A. Yakhnitsa // Нейрофизиол. / Neurophysiol. - 1999. - Т.31, №5. - P386-394 Доп.точки доступа: Bulgakova, N.V.; Maldonado, R.; Roques, B.P.; Yakhnitsa, V.A.