@Article{BaaderSattlerHorrocks-KIJ-3-02,
  author = 	 {F. Baader and I. Horrocks and U. Sattler},
  title = 	 {Description Logics for the Semantic Web},
  journal = 	 {KI -- K{\"u}nstliche Intelligenz},
  year = 	 2002,
  volume =	 4
}