%0 Journal Article %A A. Arkhangel'skii %T External bases of sets lying in bicompacta %J Doklady Akademii Nauk %D 1960 %P 495-496 %V 132 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1960_132_3_a0/ %G ru %F DAN_1960_132_3_a0