Lalana Kagal Filip Perich Harry Chen Sovrin Tolia Youyong Zou Timothy W. Finin Anupam Joshi Yun Peng R. Scott Cost Charles K. Nicholas Agents Making Sense of the Semantic Web. 417-433 http://dx.doi.org/10.1007/978-3-540-45173-0_32 2002 conf/wrac/2002 WRAC db/conf/wrac/wrac2002.html#KagalPCTZFJPCN02