@article{ZNSL_1999_262_a2,
     author = {O. L. Vinogradov},
     title = {The limit of the {Lebesgue} constants of summation methods of {Fourier{\textendash}Legendre} series determined by a multiplier function},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {71--89},
     year = {1999},
     volume = {262},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1999_262_a2/}
}