TY - JOUR AU - A. K. Gushchin TI - The boundary values of solutions of an elliptic equation JO - Sbornik. Mathematics PY - 2019 SP - 1724 EP - 1752 VL - 210 IS - 12 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SM_2019_210_12_a3/ LA - en ID - SM_2019_210_12_a3 ER -