@article{TIMM_2015_21_4_a4,
     author = {A. G. Babenko and M. V. Deikalova and S. G. Revesz},
     title = {Weighted one-sided approximation of characteristic functions of intervals by polynomials on a closed interval},
     journal = {Trudy Instituta matematiki i mehaniki},
     pages = {46--53},
     publisher = {mathdoc},
     volume = {21},
     number = {4},
     year = {2015},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TIMM_2015_21_4_a4/}
}