%0 Journal Article %A Weiss, William %T Countably Compact Spaces and Martin's Axiom %J Canadian journal of mathematics %D 1978 %P 243-249 %V 30 %N 2 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1978-023-8/ %R 10.4153/CJM-1978-023-8 %F 10_4153_CJM_1978_023_8