@article{DAN_1963_152_1_a14,
     author = {B. D. Romm},
     title = {Expansion into irreducible representations of the restriction of representations of the principal series of the},
     journal = {Doklady Akademii Nauk},
     pages = {59--62},
     year = {1963},
     volume = {152},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1963_152_1_a14/}
}