@proceedings{SUD05,
  title        = {Proceedings of the Sixth Stratego Users Day},
  year         = 2005,
  editor       = {Karl Trygve Kalleberg and Eelco Visser},
  month        = {May},
  organization = {Institute for Information and Computing Sciences, Utrecht University},
  note         = {Technical Report UU-CS-2005-053},
  pubcat       = {workshop proceedings and techreport and non-refereed},
  category     = {workshop proceedings and non-refereed},
  class        = {Wet non},
}