TY - JOUR AU - N. I. Brisch AU - N. J. Yurchuk TI - Certain new boundary value problems for a certain kind of partial differential equations. I JO - Differencialʹnye uravneniâ PY - 1968 SP - 1081 EP - 1101 VL - 4 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1968_4_6_a13/ LA - ru ID - DE_1968_4_6_a13 ER -