TY - JOUR AU - È. G. Khalikov TI - Certain boundary value problems with conditions at infinity JO - Differencialʹnye uravneniâ PY - 1970 SP - 435 EP - 442 VL - 6 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1970_6_3_a5/ LA - ru ID - DE_1970_6_3_a5 ER -