%0 Journal Article %A B. A. Efimov %T On~the cardinality of compactifications of dyadic spaces %J Sbornik. Mathematics %D 1975 %P 579-593 %V 25 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_1975_25_4_a8/ %G en %F SM_1975_25_4_a8