@article{1102780482, author = {Shisha, Oved}, title = {Tchebycheff systems and best partial bases.}, journal = {Pacific J. Math.}, volume = {91}, number = {2}, year = {1980}, pages = { 579-592}, language = {en}, url = {http://dml.mathdoc.fr/item/1102780482} }
Shisha, Oved. Tchebycheff systems and best partial bases.. Pacific J. Math., Tome 91 (1980) no. 2, pp. 579-592. http://gdmltest.u-ga.fr/item/1102780482/