@inproceedings{BGSS07,
  author    = "Franz Baader and Bernhard Ganter and Ulrike Sattler and 
               Baris Sertkaya",
  title     = "Completing Description Logic Knowledge Bases using Formal
               Concept Analysis",
  booktitle = "Proceedings of the Twentieth International Joint Conference on 
               Artificial Intelligence {(IJCAI-07)}",
  year      = 2007,
  publisher = "AAAI Press"
}