@Unpublished{K-theory/0502,
  author = 	 {{Vladimir Voevodsky}},
  title = 	 {{On 2-torsion in motivic cohomology}},
  note = 	 {{Preprint, July 15, 2001, K-theory Preprint Archives, http://www.math.uiuc.edu/K-theory/0502/}}}
}