François Bry Takashi Hattori Kaoru Hiramatsu Takeshi Okadome Christoph Wieser Tatsumi Yamada Context Modeling in OWL for Smart Building Services. 38-42 2005 conf/gvd/2005 Grundlagen von Datenbanken http://dbs.informatik.uni-halle.de/GvD2005/beitraege/gvd05_BrHaHiOkWiYa.pdf db/conf/gvd/gvd2005.html#BryHHOWY05