Shengquan Wang Dong Xuan Riccardo Bettati Wei Zhao Providing Absolute Differentiated Services for Real-Time Application in Static-Priority Scheduling Networks. 669-678 2001 INFOCOM http://www.ieee-infocom.org/2001/paper/814.ps db/conf/infocom/infocom2001-2.html#WangXBZ01