TY - JOUR AU - M. N. Feller TI - On the solvability of infinite-dimensional selfadjoint elliptic equations JO - Doklady Akademii Nauk PY - 1975 SP - 1046 EP - 1049 VL - 221 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1975_221_5_a10/ LA - ru ID - DAN_1975_221_5_a10 ER -