TY - JOUR AU - G. I. Shishkin TI - Difference approximation of a singularly perturbed quasilinear JO - Doklady Akademii Nauk PY - 1991 SP - 845 EP - 849 VL - 317 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1991_317_4_a17/ LA - ru ID - DAN_1991_317_4_a17 ER -