Voir la notice de l'article provenant de la source Math-Net.Ru
@article{MZM_2007_82_1_a15, author = {E. N. Andreishcheva}, title = {Approximation {Problems} for {Generalized} {Schur} {Functions} in a {Neighborhood} of~1}, journal = {Matemati\v{c}eskie zametki}, pages = {150--155}, publisher = {mathdoc}, volume = {82}, number = {1}, year = {2007}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_2007_82_1_a15/} }
E. N. Andreishcheva. Approximation Problems for Generalized Schur Functions in a Neighborhood of~1. Matematičeskie zametki, Tome 82 (2007) no. 1, pp. 150-155. http://geodesic.mathdoc.fr/item/MZM_2007_82_1_a15/