@article{1102995986, author = {Boehm, Barry}, title = {Existence of best rational Tchebycheff approximations.}, journal = {Pacific J. Math.}, volume = {15}, number = {4}, year = {1965}, pages = { 19-28}, language = {en}, url = {http://dml.mathdoc.fr/item/1102995986} }
Boehm, Barry. Existence of best rational Tchebycheff approximations.. Pacific J. Math., Tome 15 (1965) no. 4, pp. 19-28. http://gdmltest.u-ga.fr/item/1102995986/