TY - JOUR AU - M. M. Dzhrbashyan AU - A. B. Nersesyan TI - Expansions in certain biorthogonal systems and boundary-value problems for differential equations of fractional order JO - Trudy Moskovskogo matematičeskogo obŝestva PY - 1961 SP - 89 EP - 179 VL - 10 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MMO_1961_10_a2/ LA - ru ID - MMO_1961_10_a2 ER -