%0 Journal Article %A D. B. Marchenkov %T On the Convergence of Spectral Expansions of Functions for Problems with a Spectral Parameter in a Boundary Condition %J Differencialʹnye uravneniâ %D 2005 %P 1419-1422 %V 41 %N 10 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_2005_41_10_a17/ %G ru %F DE_2005_41_10_a17