@article{DAN_1965_160_5_a12,
     author = {Blagovest Sendov},
     title = {Linear methods of approximating periodic functions relative to a metric of {Hausdorff} type},
     journal = {Doklady Akademii Nauk},
     pages = {1023--1025},
     publisher = {mathdoc},
     volume = {160},
     number = {5},
     year = {1965},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1965_160_5_a12/}
}