%0 Journal Article %A J. Morchalo %T A functional differential inequality for linear integro-differential equation with retardation %J Commentationes Mathematicae %D 1980 %P 177-186 %V 21 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.14708/cm.v21i1.5975/ %R 10.14708/cm.v21i1.5975 %G pl %F 10_14708_cm_v21i1_5975