%0 Journal Article %A H. O. Kukrak %A V. L. Timokhovich %T Wallman extension and hyperspace. Functorial properties %J Trudy Instituta matematiki %D 2022 %P 37-43 %V 30 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/TIMB_2022_30_1_a4/ %G ru %F TIMB_2022_30_1_a4