@Unpublished{K-theory/0096,
  author = 	 {{Bernhard Koeck}},
  title = 	 {{On Adams operations on the higher K-theory of group rings}},
  note = 	 {{Preprint, January 4, 1996, K-theory Preprint Archives, http://www.math.uiuc.edu/K-theory/0096/}}}
}