TY - JOUR AU - V. F. Safonov TI - Regularized asymptotic solutions of singularly perturbed problems in the critical case JO - Izvestiâ vysših učebnyh zavedenij. Matematika PY - 1994 SP - 41 EP - 48 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IVM_1994_5_a5/ LA - ru ID - IVM_1994_5_a5 ER -