title: managing multiple and distributed ontologies on the semantic web vldb j. 2003. authors: boris motik , alexander maedche , ljiljana stojanovic. venue: nan. year: nan
title: composing web services on the semantic web brahim medjahed , athman bouguettaya , ahmed k. elmagarmid the vldb journal -- the international journal on very large data bases 2003. authors: nan. venue: nan. year: nan