@article{1103051519, author = {Selfridge, R. G.}, title = {Approximations with least maximum error.}, journal = {Pacific J. Math.}, volume = {3}, number = {4}, year = {1953}, pages = { 247-255}, language = {en}, url = {http://dml.mathdoc.fr/item/1103051519} }
Selfridge, R. G. Approximations with least maximum error.. Pacific J. Math., Tome 3 (1953) no. 4, pp. 247-255. http://gdmltest.u-ga.fr/item/1103051519/