@inproceedings{Horr99, title = "{FaCT} and {iFaCT}", author = "Ian Horrocks", year = "1999", annote = "AKA: Horrocks99c", booktitle = "Proc.\ of the 1999 Description Logic Workshop (DL'99)", pages = "133--135", series = "CEUR (\url{http://ceur-ws.org/})", url = "download/1999/Horr99.pdf", volume = "22", }