%0 Journal Article %A Gregers Krabbe %T An extension of Duhamel's integral to differential equations involving generalized functions; the steady-state solution %J Studia Mathematica %D 1976 %P 1-36 %V 59 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/sm-59-1-1-36/ %R 10.4064/sm-59-1-1-36 %G en %F 10_4064_sm_59_1_1_36