@Unpublished{K-theory/0872,
  author = 	 {{Andrea Miller}},
  title = 	 {{Chow motives of universal families over some Shimura surfaces}},
  note = 	 {{Preprint, February 22, 2008, K-theory Preprint Archives, http://www.math.uiuc.edu/K-theory/0872/}}}
}