Voir la notice de l'article provenant de la source Math-Net.Ru
@article{IVM_1987_3_a7, author = {L. G. Labsker}, title = {Some remarks on the {Chebyshev} rank of systems}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {44--47}, publisher = {mathdoc}, number = {3}, year = {1987}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1987_3_a7/} }
L. G. Labsker. Some remarks on the Chebyshev rank of systems. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 3 (1987), pp. 44-47. http://geodesic.mathdoc.fr/item/IVM_1987_3_a7/