@article{SM_1996_187_1_a8,
     author = {I. I. Sharapudinov},
     title = {Boundedness in $C[-1,1]$ of {the~de~la~Vall\'ee-Poussin} means for discrete {Chebyshev--Fourier} sums},
     journal = {Sbornik. Mathematics},
     pages = {141--158},
     publisher = {mathdoc},
     volume = {187},
     number = {1},
     year = {1996},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1996_187_1_a8/}
}