TY - JOUR AU - S. S. Platonov TI - On Jackson-type theorems on a compact symmetric space of rank $1$ JO - Doklady Akademii Nauk PY - 1997 SP - 445 EP - 448 VL - 353 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1997_353_4_a2/ LA - ru ID - DAN_1997_353_4_a2 ER -