TY - JOUR AU - O. A. Oleinik AU - T. A. Shaposhnikova TI - On an averaging problem in a partially punctured domain with a boundary condition of mixed type on the boundary of the holes, containing a small parameter JO - Differencialʹnye uravneniâ PY - 1995 SP - 1150 EP - 1160 VL - 31 IS - 7 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1995_31_7_a4/ LA - ru ID - DE_1995_31_7_a4 ER -