@article{MMO_1994_55_a2,
     author = {Yu. A. Brudnyǐ},
     title = {Adaptive approximation of functions with singularities},
     journal = {Trudy Moskovskogo matemati\v{c}eskogo ob\^{s}estva},
     pages = {149--242},
     year = {1994},
     volume = {55},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MMO_1994_55_a2/}
}