@article{ZNSL_2010_383_a1,
     author = {O. L. Vinogradov and V. V. Zhuk},
     title = {The rate of decrease of constants in {Jackson} type inequalities in dependence of the order of modulus of continuity},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {33--52},
     publisher = {mathdoc},
     volume = {383},
     year = {2010},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_2010_383_a1/}
}