TY - JOUR AU - Yu. I. Mokin TI - Spectral equivalence of difference scheme matrices for two-dimensional integral equations of potential theory JO - Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki PY - 1991 SP - 1749 EP - 1754 VL - 31 IS - 11 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZVMMF_1991_31_11_a13/ LA - ru ID - ZVMMF_1991_31_11_a13 ER -