conf/vldb/98 Lyman Do Pamela Drew Wei Jin Vish Jumani David Van Rossum Issues in Developing Very Large Data Warehouses. 633-636 1998 VLDB db/conf/vldb/vldb98.html#DoDJJR98 db/conf/vldb/DoDJJR98.html VLDB98/p633.pdf books/ph/OzsuV91 conf/pdis/QuassGMW96 conf/sigmod/QuassW97 conf/sigmod/ZhugeGHW95 conf/pdis/ZhugeGW96