@Unpublished{K-theory/0066,
  author = 	 {{Manfred Kolster and Reinhard C. Laubenbacher}},
  title = 	 {{On Higher Class Groups of Orders}},
  note = 	 {{Preprint, April 25, 1995, K-theory Preprint Archives, http://www.math.uiuc.edu/K-theory/0066/}}}
}