@Unpublished{K-theory/0760,
  author = 	 {{Alexander Nenashev}},
  title = 	 {{Gysin maps in Balmer-Witt theory}},
  note = 	 {{Preprint, October 30, 2005, K-theory Preprint Archives, http://www.math.uiuc.edu/K-theory/0760/}}}
}