%0 Journal Article %A O. M. Drozdova %T Convergence of a method for solving a nonlinear spectral problem %J Differencialʹnye uravneniâ %D 1986 %P 1263-1265 %V 22 %N 7 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1986_22_7_a19/ %G ru %F DE_1986_22_7_a19