@article{GDZPPN002348128, title = {Convex Sets and Chebyshev Sets.}, journal = {Mathematica Scandinavica}, volume = {16}, year = {1965}, pages = {5-16}, url = {http://dml.mathdoc.fr/item/GDZPPN002348128} }
Bronsted, Arne. Convex Sets and Chebyshev Sets.. Mathematica Scandinavica, Tome 16 (1965) pp. 5-16. http://gdmltest.u-ga.fr/item/GDZPPN002348128/