@techreport{BodlaenderFellowsLangstonRaganRosamondWeyer2007a,
  author = "Hans L. Bodlaender and Michael R. Fellows and Michael A. Langston and Mark A. Ragan and Frances A. Rosamond and Mark Weyer",
  title = "Quadratic Kernelization for Convex Recoloring of Trees",
  institution = "Department of Information and Computing Sciences, Utrecht University",
  year = 2007,
  number = "UU-CS-2007-035"
}