@Article{hoffmann:etal:jair-06,
  author = 	 {J{\"o}rg Hoffmann and Stefan Edelkamp and Sylvie Th{\'i}ebaux and Roman Englert and Frederico Liporace and Sebastian Tr{\"u}g},
  title = 	 {Engineering Benchmarks for Planning: the
  Domains Used in the Deterministic Part of IPC-4},
  journal = 	 jair,
  year = {2006},
  volume = {26},
  pages = {453-541}
}


@STRING{jair  = "Journal of Artificial Intelligence Research"}