@article{10_4153_CMB_1999_056_5,
     author = {Sawyer, P.},
     title = {Spherical {Functions} on {SO0(p,} q)/ {SO(p)} {\texttimes} {SO(q)}},
     journal = {Canadian mathematical bulletin},
     pages = {486--498},
     year = {1999},
     volume = {42},
     number = {4},
     doi = {10.4153/CMB-1999-056-5},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1999-056-5/}
}