%0 Journal Article %A L. M. Likhtarnikov %T The spectrum of a certain class of linear integral equations with two parameters %J Differencialʹnye uravneniâ %D 1975 %P 1108-1117 %V 11 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1975_11_6_a13/ %G ru %F DE_1975_11_6_a13