@article{10_4153_CJM_1989_032_7,
     author = {Borwein, Jonathan M. and Fitzpatrick, Simon},
     title = {Existence {Of} {Nearest} {Points} {In} {Banach} {Spaces}},
     journal = {Canadian journal of mathematics},
     pages = {702--720},
     year = {1989},
     volume = {41},
     number = {4},
     doi = {10.4153/CJM-1989-032-7},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1989-032-7/}
}