@Unpublished{K-theory/0658,
  author = 	 {{Paul Baum and Max Karoubi}},
  title = 	 {{On the Baum-Connes conjecture in the real case}},
  note = 	 {{Preprint, October 9, 2003, K-theory Preprint Archives, http://www.math.uiuc.edu/K-theory/0658/}}}
}