%0 Journal Article %A Robert Kaufman %T Analytic sets in the theory of commutative semigroups %J Studia Mathematica %D 2015 %P 3-6 %V 228 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/sm228-1-2/ %R 10.4064/sm228-1-2 %G en %F 10_4064_sm228_1_2