Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{NUMA_1959__1_131415, author = {E. STIEFEL}, title = {\"Uber diskrete und lineare {Tchebycheff-Approximationen.}}, journal = {Numerische Mathematik}, pages = {1--28}, publisher = {mathdoc}, volume = {1}, year = {1959}, language = {de}, url = {http://geodesic.mathdoc.fr/item/NUMA_1959__1_131415/} }
E. STIEFEL. Über diskrete und lineare Tchebycheff-Approximationen.. Numerische Mathematik, Tome 1 (1959), pp. 1-28. http://geodesic.mathdoc.fr/item/NUMA_1959__1_131415/