TY - JOUR AU - G. Sh. Guseinov TI - A quadratic bundle of Sturm--Liouville operators with periodic coefficients JO - Vestnik Moskovskogo universiteta. Matematika, mehanika PY - 1984 SP - 14 EP - 21 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VMUMM_1984_3_a2/ LA - ru ID - VMUMM_1984_3_a2 ER -