@incollection {key1228497m,
AUTHOR = {Baum, Paul and Higson, Nigel and Plymen,
Roger},
TITLE = {Equivariant homology for \$\mathrm{SL}(2)\$
of a \$p\$-adic field},
BOOKTITLE = {Index theory and operator algebras},
EDITOR = {Fox, J. and Haskell, P.},
SERIES = {Contemporary Mathematics},
NUMBER = {148},
PUBLISHER = {American Mathematical Society},
ADDRESS = {Providence, RI},
YEAR = {1993},
PAGES = {1--18},
DOI = {10.1090/conm/148/01246},
NOTE = {(Boulder, CO, 6--10 August 1991). MR:1228497.
Zbl:0844.46043.},
ISSN = {0271-4132},
ISBN = {9780821851524},
}