@article{01133008,
title = {Kazhdan constants associated with Laplacian on connected Lie groups.},
journal = {Journal of Lie Theory},
volume = {8},
year = {1998},
pages = {95-110},
zbl = {0899.22012},
language = {en},
url = {http://dml.mathdoc.fr/item/01133008}
}
Bekka, M.E.B.; Cherix, P.-A.; Jolissaint, P. Kazhdan constants associated with Laplacian on connected Lie groups.. Journal of Lie Theory, Tome 8 (1998) pp. 95-110. http://gdmltest.u-ga.fr/item/01133008/