Ans A. G. Steuten Frank K. H. A. Dehne Reind P. van de Riet WordNet++: A Lexicon Supporting the Color-X Method. 1-16 2000 conf/nldb/2000 NLDB http://link.springer.de/link/service/series/0558/bibs/1959/19590001.htm db/conf/nldb/nldb2000.html#SteutenDR00