@MastersThesis{Wintersteiger06,
  Author  = {Christoph M. Wintersteiger},
  Title   = {Crane - Eine Kryptanalyse-Umgebung},
  School  = {Johannes Kepler University of Linz, Austria},
  month   = {February},
  url     = {http://www.winterstiger.at/christoph/papers/crane.pdf},
  year    = 2006
}