@article{PaHo06b,
  title = "{OWL-Eu}: Adding Customised Datatypes into {OWL}",
  author = "Jeff Pan and Ian Horrocks",
  year = "2006",
  issn = "1570-8268",
  journal = "J.\ of Web Semantics",
  number = "1",
  pages = "29--39",
  publisher = "Elsevier",
  url = "download/2006/PaHo06b.pdf",
  volume = "4",
}