@article{TIMM_2016_22_3_a27,
     author = {A. Yu. Torgashova},
     title = {One-sided integral approximation of the characteristic function of an interval by algebraic polynomials},
     journal = {Trudy Instituta matematiki i mehaniki},
     pages = {265--272},
     publisher = {mathdoc},
     volume = {22},
     number = {3},
     year = {2016},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TIMM_2016_22_3_a27/}
}