%0 Journal Article %A A. V. Tishchenko %T On different definitions of wreath product of semigroup varieties %J Fundamentalʹnaâ i prikladnaâ matematika %D 1996 %P 233-249 %V 2 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/FPM_1996_2_1_a11/ %G ru %F FPM_1996_2_1_a11