TY - JOUR AU - G. I. Shishkin TI - Computer difference scheme for a singularly perturbed elliptic convection-diffusion equation in the presence of perturbations JO - Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki PY - 2017 SP - 814 EP - 831 VL - 57 IS - 5 UR - http://geodesic.mathdoc.fr/item/ZVMMF_2017_57_5_a4/ LA - ru ID - ZVMMF_2017_57_5_a4 ER -