@article{MZM_1971_9_4_a10,
     author = {N. P. Korneichuk and A. I. Polovina},
     title = {Algebraic-polynomial approximation of functions satisfying {a~Lipschitz} condition},
     journal = {Matemati\v{c}eskie zametki},
     pages = {441--447},
     publisher = {mathdoc},
     volume = {9},
     number = {4},
     year = {1971},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1971_9_4_a10/}
}