TY - JOUR AU - Marek, I. TI - A reduction method for approximate solving large elliptic systems JO - Acta Universitatis Carolinae. Mathematica et Physica PY - 1974 SP - 97 EP - 102 VL - 15 IS - 1-2 PB - mathdoc UR - https://geodesic-test.mathdoc.fr/item/AUCMP_1974__15_1-2_a20/ LA - en ID - AUCMP_1974__15_1-2_a20 ER -