%0 Journal Article %A Ball, Eugene S. %T Weak Normality and Related Properties %J Canadian journal of mathematics %D 1970 %P 997-1001 %V 22 %N 5 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1970-114-6/ %R 10.4153/CJM-1970-114-6 %F 10_4153_CJM_1970_114_6