%0 Journal Article %A Arhangel'skii, A. V. %T On topological and algebraic structure of extremally disconnected semitopological groups %J Commentationes Mathematicae Universitatis Carolinae %D 2000 %P 803-810 %V 41 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMUC_2000__41_4_a12/ %G en %F CMUC_2000__41_4_a12