David Chieng Alan Marshall A flexible bandwidth resource provisioning system with agent-enhanced SLA negotiation. 1-23 2004 13 J. High Speed Networks 1 http://iospress.metapress.com/openurl.asp?genre=article&issn=0926-6801&volume=13&issue=1&spage=1 db/journals/jhsn/jhsn13.html#ChiengM04