@inproceedings{SwoopIswc05,
  author = "Aditya Kalyanpur, Bijan Parsia, Evren Sirin, Bernardo Cuenca Grau",
  booktitle = "Proceedings ISWC 2005, the 4th International Semantic Web Conference (Poster Track)",
  title = "Swoop: A Web Ontology Engineering Framework",
  year = "2005",
}