Geodesic
Wigner–Eckart theorem for locally compact groups
Teoretičeskaâ i matematičeskaâ fizika, Tome 8 (1971) no. 1, pp. 55-60 
A. U. Klimyk. Wigner–Eckart theorem for locally compact groups. Teoretičeskaâ i matematičeskaâ fizika, Tome 8 (1971) no. 1, pp. 55-60. http://geodesic.mathdoc.fr/item/TMF_1971_8_1_a5/
@article{TMF_1971_8_1_a5,
     author = {A. U. Klimyk},
     title = {Wigner{\textendash}Eckart theorem for locally compact groups},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {55--60},
     year = {1971},
     volume = {8},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1971_8_1_a5/}
}
TY  - JOUR
AU  - A. U. Klimyk
TI  - Wigner–Eckart theorem for locally compact groups
JO  - Teoretičeskaâ i matematičeskaâ fizika
PY  - 1971
SP  - 55
EP  - 60
VL  - 8
IS  - 1
UR  - http://geodesic.mathdoc.fr/item/TMF_1971_8_1_a5/
LA  - ru
ID  - TMF_1971_8_1_a5
ER  - 
%0 Journal Article
%A A. U. Klimyk
%T Wigner–Eckart theorem for locally compact groups
%J Teoretičeskaâ i matematičeskaâ fizika
%D 1971
%P 55-60
%V 8
%N 1
%U http://geodesic.mathdoc.fr/item/TMF_1971_8_1_a5/
%G ru
%F TMF_1971_8_1_a5

Voir la notice de l'article provenant de la source Math-Net.Ru

The Wigner–Eckart theorem is proved for the matrix elements of a tensor operator that transforms in accordance with an irreducible unitary representation of a locally compact (noncompact) group.

[1] G. F. Coster, Phys. Rev., 109 (1958), 227 | DOI | MR

[2] R. L. Anderson, R. Raczka, M. A. Rashid, P. Winternitz, J. Math. Phys., 11 (1970), 1050 | DOI | MR | Zbl

[3] W. H. Klink, Mixed Basis D Functions and Clebsch-Gordan Coefficients of Noncompact Groups, preprint, Princeton, 1969 | MR

[4] G. W. Ruhl, Nuovo Cim., 63A (1969), 1131 | DOI | MR

[5] G. W. Mackey, Ann. Math., 55 (1952), 101 | DOI | MR | Zbl

[6] M. A. Naimark, Tr. Mosk. matem. ob-va, 8 (1959), 121 | MR