%0 Journal Article %A Borwein, Jonathan M. %A Fitzpatrick, Simon %T Existence Of Nearest Points In Banach Spaces %J Canadian journal of mathematics %D 1989 %P 702-720 %V 41 %N 4 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1989-032-7/ %R 10.4153/CJM-1989-032-7 %F 10_4153_CJM_1989_032_7