%0 Journal Article %A Lakajev, S. N. %T A result about imbedded eigenvalues in the operator valued Friedrichs model %J Commentationes Mathematicae Universitatis Carolinae %D 1986 %P 479-490 %V 27 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMUC_1986__27_3_a6/ %G en %F CMUC_1986__27_3_a6