@article{ZNSL_1999_262_a4,
     author = {T. S. Davydova and N. A. Shirokov},
     title = {Approximation of functions belonging to the {H\"older} class on a half-axis},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {127--137},
     publisher = {mathdoc},
     volume = {262},
     year = {1999},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1999_262_a4/}
}