TY - JOUR AU - M. M. Khapaev TI - On one ill-posed singularly perturbed problem JO - Fundamentalʹnaâ i prikladnaâ matematika PY - 2002 SP - 1251 EP - 1254 VL - 8 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FPM_2002_8_4_a22/ LA - ru ID - FPM_2002_8_4_a22 ER -