TY - JOUR AU - I. V. Fryazinov TI - The approximation 2D~elliptic and parabolic equations on the pair connected irregular grids JO - Matematičeskoe modelirovanie PY - 1994 SP - 53 EP - 64 VL - 6 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MM_1994_6_4_a5/ LA - ru ID - MM_1994_6_4_a5 ER -