@article{BSMF_1998__126_1_107_0,
     author = {Pansu, Pierre},
     title = {Formules de {Matsushima,} de {Garland} et propri\'et\'e {(T)} pour des groupes agissant sur des espaces sym\'etriques ou des immeubles},
     journal = {Bulletin de la Soci\'et\'e Math\'ematique de France},
     pages = {107--139},
     publisher = {Soci\'et\'e math\'ematique de France},
     volume = {126},
     number = {1},
     year = {1998},
     doi = {10.24033/bsmf.2322},
     mrnumber = {2000d:53067},
     zbl = {0933.22009},
     language = {fr},
     url = {http://archive.numdam.org/articles/10.24033/bsmf.2322/}
}