@article{DAN_1992_324_3_a5,
     author = {S. M. Nikol'skii},
     title = {A method for the approximation of functions by polynomials on a},
     journal = {Doklady Akademii Nauk},
     pages = {529--532},
     publisher = {mathdoc},
     volume = {324},
     number = {3},
     year = {1992},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1992_324_3_a5/}
}