%0 Journal Article %A Victor Klee %A David Gale %T Unique reducibility of subsets of commutative topological groups and semigroups. %J Mathematica Scandinavica %D 1975 %P 175-199 %V 36 %I mathdoc %U http://geodesic.mathdoc.fr/item/MS2_1975__36_166409/ %F MS2_1975__36_166409