@article{03687787,
title = {Gelfand pairs and spherical functions.},
journal = {International Journal of Mathematics and Mathematical Sciences},
volume = {2},
year = {1979},
pages = {153-162},
doi = {10.1155/S0161171279000168},
zbl = {0441.33015},
language = {en},
url = {http://dml.mathdoc.fr/item/03687787}
}
Dieudonné, Jean. Gelfand pairs and spherical functions.. International Journal of Mathematics and Mathematical Sciences, Tome 2 (1979) pp. 153-162. doi : 10.1155/S0161171279000168. http://gdmltest.u-ga.fr/item/03687787/