Gurevych, Iryna ; Porzel, Robert ; Slinko, Elena ; Pfleger, Norbert ; Alexandersson, Jan ; Merten, Stefan (2003):
Less is More: Using a Single Knowledge Representation in Dialogue Systems.
In: Proceedings of the HLT-NAACL Workshop on Text Meaning, pp. 14-21,
[Conference or Workshop Item]

Porzel, Robert ; Pfleger, Norbert ; Merten, Stefan ; Löckelt, Markus ; Gurevych, Iryna ; Engel, Ralf ; Alexandersson, Jan (2003):
More on Less: Further Applications of Ontologies in Multi-Modal Dialogue Systems.
In: Proceedings of the IJCAI Workshop on Knowledge and Reasoning in Practical Dialogue Systems,
[Conference or Workshop Item]