%0 Journal Article %A H.L. Vasudeva %A J.S. Pym %T Compactifications of some hyperspace semigroups. %J Semigroup forum %D 1984 %P 263-282 %V 30 %I mathdoc %U http://geodesic.mathdoc.fr/item/SF_1984__30_134724/ %F SF_1984__30_134724