%0 Journal Article %A McKinney, Richard L. %T On Unions of Two Convex Sets %J Canadian journal of mathematics %D 1966 %P 883-886 %V 18 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1966-088-7/ %R 10.4153/CJM-1966-088-7 %F 10_4153_CJM_1966_088_7