Sudha Ram Jinsoo Park Yousub Hwang CREAM: A Mediator Based Environment for Modeling and Accessing Distributed Information on the Web. 58-61 2002 conf/bncod/2002 BNCOD http://link.springer.de/link/service/series/0558/bibs/2405/24050058.htm db/conf/bncod/bncod2002.html#RamPH02