Jörg P. Müller
DFKI, DFKI Documents (D), Vol. 91-02, 1991.
Werner Stein; Michael Sintek
DFKI, DFKI Documents (D), Vol. 91-01, 1991.
Hans Uszkoreit
CLAUS-Report, Universität des Saarlandes, Vol. 10, 6/1991.
DFKI, DFKI Research Reports (RR), Vol. 91-29, 1991.
Harald Trost
In: John Mylopoulos; Raymond Reiter (Hrsg.). Proceedings of the 12th International Joint Conference on Artificial Intelligence. International Joint …
DFKI, DFKI Research Reports (RR), Vol. 91-04, 1991.
In: Applied Artificial Intelligence, Vol. 4, No. 4, Pages 411-457, Taylor & Francis, 1991.
Günter Neumann; Gertjan van Noord
Universität des Saarlandes, 10/1991.
Günter Neumann; Wolfgang Finkler
DFKI, DFKI Research Reports (RR), Vol. 91-07, 1991.