@Unpublished{K-theory/0756,
  author = 	 {{Bjorn Ian Dundas and Harald Oyen Kittang}},
  title = 	 {{Excision for K-theory of connective ring spectra}},
  note = 	 {{Preprint, September 26, 2005, K-theory Preprint Archives, http://www.math.uiuc.edu/K-theory/0756/}}}
}