%0 Journal Article %A P. Goralcik %A V. Koubek %T Inner extrapolation of semigroup translations. %J Semigroup forum %D 1981 %P 73-84 %V 23 %I mathdoc %U http://geodesic.mathdoc.fr/item/SF_1981__23_134504/ %F SF_1981__23_134504