@InBook{	  gauch.ea:ontology-based:2006,
  author	= {S. Gauch and M. Speretta and A. Pretschner},
  booktitle	= {Ontologies in the Context of Information Systems},
  chapter	= 24,
  editor	= {R. Kishore and R. Ramesh and R. Sharman},
  language	= {USenglish},
  pages		= {-},
  publisher	= {Springer},
  title		= {Ontology-Based User Profiles for Personalized Search },
  year		= 2006,
  user		= {pretscha}
}