%0 Journal Article %A V. B. Repnitskii %A S. I. Katsman %T Commutative semigroups with lattice of subsemigroups satisfies a nontrivial identity %J Sbornik. Mathematics %D 1990 %P 465-485 %V 65 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_1990_65_2_a9/ %G en %F SM_1990_65_2_a9