%0 Journal Article %A G. A. Sviridyuk %T On the general theory of operator semigroups %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1994 %P 45-74 %V 49 %N 4 %U http://geodesic.mathdoc.fr/item/RM_1994_49_4_a1/ %G en %F RM_1994_49_4_a1