@article{DAN_1997_353_4_a2,
     author = {S. S. Platonov},
     title = {On {Jackson-type} theorems on a compact symmetric space of rank $1$},
     journal = {Doklady Akademii Nauk},
     pages = {445--448},
     publisher = {mathdoc},
     volume = {353},
     number = {4},
     year = {1997},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1997_353_4_a2/}
}