@article{DAN_1964_156_3_a3,
     author = {R. G. Mamedov},
     title = {Local saturation of a family of positive linear operators},
     journal = {Doklady Akademii Nauk},
     pages = {499--502},
     publisher = {mathdoc},
     volume = {156},
     number = {3},
     year = {1964},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1964_156_3_a3/}
}