On Attributes, Roles, and Dependencies in Description Logics and the Ackermann Case of the Decision Problem.

David Toman Grant E. Weddell On Attributes, Roles, and Dependencies in Description Logics and the Ackermann Case of the Decision Problem. 2001 conf/dlog/2001 Description Logics http://CEUR-WS.org/Vol-49/TomanWeddell-76start.ps db/conf/dlog/dlog2001.html#TomanW01