%0 Journal Article %A A. V. Tishchenko %T A generalization of the first Malcev theorem on nilpotent semigroups and nilpotency of the wreath product of semigroups %J Fundamentalʹnaâ i prikladnaâ matematika %D 2012 %P 201-221 %V 17 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/FPM_2012_17_2_a8/ %G ru %F FPM_2012_17_2_a8