TY - JOUR AU - V. A. Solonnikov TI - Overdetermined elliptic boundary value problems JO - Zapiski Nauchnykh Seminarov POMI PY - 1971 SP - 112 EP - 158 VL - 21 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZNSL_1971_21_a8/ LA - ru ID - ZNSL_1971_21_a8 ER -