@inproceedings{conf/aaai/GottlobPW06,
  title = "Bounded Treewidth as a Key to Tractability of Knowledge Representation and Reasoning",
  author = "Georg Gottlob and Reinhard Pichler and Fang Wei",
  year = "2006",
  booktitle = "{Proceedings, The Twenty-First National Conference on Artificial Intelligence and the Eighteenth Innovative Applications of Artificial Intelligence Conference, July 16-20, 2006, Boston, Massachusetts, USA}",
  publisher = "AAAI Press",
}