TY - JOUR AU - P. N. Vabishchevich TI - Numerical solution of elliptic boundary problems on composite grid JO - Matematičeskoe modelirovanie PY - 1991 SP - 112 EP - 123 VL - 3 IS - 8 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MM_1991_3_8_a11/ LA - ru ID - MM_1991_3_8_a11 ER -