WordNet++: A Lexicon Supporting the Color-X Method. - Ans A. G. Steuten; Frank K. H. A. Dehne; Reind P. van de Riet (NLDB, 2000)

Linguistically based conceptual modeling of business communication. - Ans A. G. Steuten; Reind P. van de Riet; Jan L. G. Dietz (Data Knowl. Eng., 2000)

WORDNET++: A lexicon for the COLOR-X-method. - Frank K. H. A. Dehne; Ans A. G. Steuten; Reind P. van de Riet (Data Knowl. Eng., 2001)