@article{DAN_1984_278_2_a3,
     author = {V. V. Peller},
     title = {Metric properties of an averaging projector onto the set of {Hankel}},
     journal = {Doklady Akademii Nauk},
     pages = {275--281},
     publisher = {mathdoc},
     volume = {278},
     number = {2},
     year = {1984},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1984_278_2_a3/}
}