%0 Journal Article %A E. P. Bogomolova %T Some questions of the spectral analysis of a nonselfadjoint differential operator with a ``floating'' singularity in the coefficient %J Differencialʹnye uravneniâ %D 1985 %P 1843-1849 %V 21 %N 11 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1985_21_11_a0/ %G ru %F DE_1985_21_11_a0