@article{DAN_1958_118_2_a8,
     author = {G. K. Lebed'},
     title = {Certain problems involved in the approximation of functions of one variable by algebraic polynomials},
     journal = {Doklady Akademii Nauk},
     pages = {239--242},
     publisher = {mathdoc},
     volume = {118},
     number = {2},
     year = {1958},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1958_118_2_a8/}
}