TY - JOUR AU - P. N. Vabishchevich TI - Solution of a problem with a free boundary for elliptic equations JO - Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki PY - 1982 SP - 1109 EP - 1117 VL - 22 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZVMMF_1982_22_5_a9/ LA - ru ID - ZVMMF_1982_22_5_a9 ER -