1. Bechhofer S., Horrocks I., Patel-Schneider P. F., Tessaris S.: A Proposal for a Description Logic Interface. In: Lambrix, P.: Proceedings of the International Workshop on Description Logics, et al (eds.) (1999) 33–36
2. Bench-Capon T. J. M., Malcolm G.: Formalizing Ontologies and Their Relations. In: Proceedings of DEXA’99 (1999) 250–259
3. Chandrasekaran B., and Johnson T. R.: Generic Tasks and Task Structures: History, Critique and New Directions. In David J. M., Krivine J. P., and Simmons R. (Eds.): Second Generation Expert Systems, Springer-Verlag, London (1993) 233–272
4. Clancey W. J.: Model construction operators. Artificial Intelligence 53(1) (1992) 1–115
5. De Bo J., Jarrar M., Majer Ben., Meersman R.: Ontology-based author profiling of documents. In: Towards Improved Evaluation Measures for Parsing Systems Workshop, Third International Conference on Language Resources and valuation, (2002)