Hocheol Sung Juhee Hong Sunyoung Han An Extended Multimedia Messaging Service Architecture for Efficiently Providing Streaming Services. 473-482 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=2662&spage=473 2003 conf/icoin/2003 ICOIN db/conf/icoin/icoin2003.html#SungHH03