@Unpublished{K-theory/0800,
  author = 	 {{Luca Barbieri-Viale and Bruno Kahn}},
  title = 	 {{On the derived category of 1-motives}},
  note = 	 {{Preprint, October 5, 2006, K-theory Preprint Archives, http://www.math.uiuc.edu/K-theory/0800/}}}
}