TY - JOUR AU - F. G. Maksudov AU - M. G. Gasanov TI - On the variational theory of the spectrum of operator pencils JO - Doklady Akademii Nauk PY - 1992 SP - 915 EP - 918 VL - 325 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1992_325_5_a6/ LA - ru ID - DAN_1992_325_5_a6 ER -