TY - JOUR AU - S. Yu. Dobrokhotov AU - A. Yu. Anikin TI - Approximation of Solutions of the Two-Dimensional Wave Equation with Variable Velocity and Localized Right-Hand Side Using Some ``Simple'' Solutions JO - Matematičeskie zametki PY - 2016 SP - 825 EP - 837 VL - 100 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_2016_100_6_a4/ LA - ru ID - MZM_2016_100_6_a4 ER -