TY - JOUR AU - S. E. Pastukhova TI - The averaging of a mixed problem with an oblique derivative for an elliptic operator in a perforated domain JO - Differencialʹnye uravneniâ PY - 1994 SP - 1445 EP - 1456 VL - 30 IS - 8 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1994_30_8_a16/ LA - ru ID - DE_1994_30_8_a16 ER -