Seema Sundara Ying Hu Timothy Chorma Nipun Agarwal Jagannathan Srinivasan Developing an Indexing Scheme for XML Document Collection using the Oracle8i Extensibility Framework. 701-702 http://www.vldb.org/conf/2001/P701.pdf 2001 conf/vldb/2001 VLDB db/conf/vldb/vldb2001.html#SundaraHCAS01