db/conf/widm/AshishKS99.html Naveen Ashish Craig A. Knoblock Cyrus Shahabi Selectively Materializing Data in Mediators by Analyzing Source Structure, Query Distribution and Maintenance Cost. 33-37 WIDM1999/P033.pdf 1999 conf/widm/99 Workshop on Web Information and Data Management http://doi.acm.org/10.1145/319759.319774 db/conf/widm/widm1999.html#AshishKS99 conf/sigmod/AdaliCPS96 journals/jiis/ArensKS96 conf/krdb/AshishKS98 conf/coopis/AshishKS99 conf/sigmod/BohrerBBCFHKKMNRRSUUW97 journals/cacm/EtzioniW94 conf/sigmod/GeneserethKD97 conf/sigmod/HammerGIPUW95 conf/sigmod/IvesFFLW99 conf/aaai/KnoblockMAAMMPT98