Voir la notice de l'article provenant de la source Math-Net.Ru
@article{MZM_1986_39_2_a4, author = {L. G. Labsker}, title = {A test for {Chebyshev} systems}, journal = {Matemati\v{c}eskie zametki}, pages = {196--211}, publisher = {mathdoc}, volume = {39}, number = {2}, year = {1986}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1986_39_2_a4/} }
L. G. Labsker. A test for Chebyshev systems. Matematičeskie zametki, Tome 39 (1986) no. 2, pp. 196-211. http://geodesic.mathdoc.fr/item/MZM_1986_39_2_a4/