TY - JOUR AU - K. Kh. Boimatov AU - K. Seddighi TI - Some spectral properties of ordinary differential operators generated by noncoercive forms JO - Doklady Akademii Nauk PY - 1997 SP - 439 EP - 442 VL - 352 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1997_352_4_a0/ LA - ru ID - DAN_1997_352_4_a0 ER -