%0 Journal Article %A A. I. Budkin %T Quasi-identities and direct wreath products of groups %J Algebra i logika %D 1984 %P 367-382 %V 23 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/AL_1984_23_4_a0/ %G ru %F AL_1984_23_4_a0