%0 Journal Article %A A. V. Vasilev %A I. N. Ponomarenko %T The closures of wreath products in product action %J Algebra i logika %D 2021 %P 286-297 %V 60 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/AL_2021_60_3_a1/ %G ru %F AL_2021_60_3_a1