André Beller Edgard Jamhour Marcelo Eduardo Pellenz Defining Reusable Business-Level QoS Policies for DiffServ. 40-51 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3278&spage=40 2004 conf/dsom/2004 DSOM db/conf/dsom/dsom2004.html#BellerJP04