Sungjune Hong Sunyoung Han Keecheon Kim Jinpyo Hong Kwanho Song Personal Service on Application Level Active Network for Ubiquitous Computing Environments. 83-92 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3090&spage=83 2004 conf/icoin/2004 ICOIN db/conf/icoin/icoin2004.html#HongHKHS04