%0 Journal Article %A Yu. D. Latushkin %T On~integro-functional operators with a~shift which is not one-to-one %J Izvestiya. Mathematics %D 1982 %P 479-493 %V 19 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM2_1982_19_3_a1/ %G en %F IM2_1982_19_3_a1