@Unpublished{K-theory/0058,
  author = 	 {{Dominique Arlettaz and Piotr Zelewski}},
  title = 	 {{Divisible homology classes in the special linear group homology of a number field}},
  note = 	 {{Preprint, February 4, 1995, K-theory Preprint Archives, http://www.math.uiuc.edu/K-theory/0058/}}}
}