@Unpublished{K-theory/0091,
  author = 	 {{Nigel Higson, and Erik Kjaer Pedersen, and John Roe}},
  title = 	 {{C^*-algebras and controlled topology}},
  note = 	 {{Preprint, November 21, 1995, K-theory Preprint Archives, http://www.math.uiuc.edu/K-theory/0091/}}}
}