@inproceedings{GrauISWC07,
  title = "History Matters: Incremental Ontology Reasoning Using Modules",
  author = "Bernardo {Cuenca Grau} and Christian Halasheck-Wiener and Yevgeny Kazakov",
  year = "2007",
  booktitle = "Proceedings of the 6th International Semantic Web Conference (ISWC-2007), Busan, Korea, November 11-15 2007, Lecture Notes in Computer Science Vol. 4825",
  publisher = "Springer",
  url = "http://web.comlab.ox.ac.uk/Bernardo.Cuenca.Grau/publications/inc-class.pdf",
}