@article{MZM_2016_100_2_a3,
     author = {M. G. Magomed-Kasumov},
     title = {Approximation {Properties} of de la {Vall\'ee-Poussin} {Means} for {Piecewise} {Smooth} {Functions}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {229--247},
     publisher = {mathdoc},
     volume = {100},
     number = {2},
     year = {2016},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2016_100_2_a3/}
}