@Unpublished{K-theory/0989,
  author = 	 {{Joseph Ayoub}},
  title = 	 {{La réalisation étale et les opérations de Grothendieck}},
  note = 	 {{Preprint, January 9, 2011, K-theory Preprint Archives, http://www.math.uiuc.edu/K-theory/0989/}}}
}