TY - JOUR AU - A. Kh. Shamilov TI - Special boundary value problems for differential equations in a Hilbert space JO - Differencialʹnye uravneniâ PY - 1994 SP - 77 EP - 83 VL - 30 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1994_30_1_a8/ LA - ru ID - DE_1994_30_1_a8 ER -