Hoang Do Thanh Tung Young Jin Jung Eung-Jae Lee Keun Ho Ryu Moving Point Indexing for Future Location Query. 79-90 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3289&spage=79 2004 conf/er/2004w ER (Workshops) db/conf/er/erw2004.html#TungJLR04