TY - JOUR AU - M. S. Saburov TI - Passage to the limit in singularly perturbed systems with variable JO - Doklady Akademii Nauk PY - 1993 SP - 151 EP - 154 VL - 333 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1993_333_2_a6/ LA - ru ID - DAN_1993_333_2_a6 ER -