TY - JOUR AU - A. Kh. Amirov TI - A boundary value problem for a differential inequality JO - Doklady Akademii Nauk PY - 1993 SP - 389 EP - 391 VL - 329 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1993_329_4_a0/ LA - ru ID - DAN_1993_329_4_a0 ER -