Christopher Brewster Fabio Ciravegna Yorick Wilks Knowledge Acquisition for Knowledge Management. 2001 conf/ijcai/2001ol Workshop on Ontology Learning http://SunSITE.Informatik.RWTH-Aachen.DE/Publications/CEUR-WS/Vol-38/brewster.pdf db/conf/ijcai/ijcai2001ol.html#BrewsterCW01