Voir la notice de l'article provenant de la source Math-Net.Ru
@article{IVM_1965_2_a4, author = {A. L. Garkavi}, title = {Almost-Chebyshev systems of continuous functions}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {36--44}, publisher = {mathdoc}, number = {2}, year = {1965}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1965_2_a4/} }
A. L. Garkavi. Almost-Chebyshev systems of continuous functions. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 2 (1965), pp. 36-44. http://geodesic.mathdoc.fr/item/IVM_1965_2_a4/