TY - JOUR AU - Yu. T. Antokhin TI - Certain incorrect problems in the theory of partial differential equations JO - Differencialʹnye uravneniâ PY - 1966 SP - 241 EP - 251 VL - 2 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1966_2_2_a7/ LA - ru ID - DE_1966_2_2_a7 ER -