@article{DBLP:journals/iandc/BornerBCJK09,
  title = "The complexity of constraint satisfaction games and QCSP",
  author = "Ferdinand B{\"o}rner and Andrei A. Bulatov and Hubie Chen and Peter Jeavons and Andrei A. Krokhin",
  year = "2009",
  journal = "Inf. Comput.",
  number = "9",
  pages = "923-944",
  volume = "207",
  doi = "10.1016/j.ic.2009.05.003",
}