@TechReport{AIB201020,
  author =       "Wladimir Fridman and Christof L{\"o}ding and Martin Zimmermann",
  title =        "Degrees of Lookahead in Context-free Infinite Games",
  institution =  "RWTH Aachen University",
  year =         "2010",
  number =       "AIB-2010-20",
  month =        dec,
  url =          "http://aib.informatik.rwth-aachen.de/2010/2010-20.ps.gz",
  keywords =     "Infinite Games, Context-free Languages, Games with Delay"
}