Lambros Sarakis Nikos K. Moshopoulos Dimitrios Loukatos Kostas Marinis Panagiotis Stathopoulos Nikolas Mitrou A versatile timing unit for traffic shaping, policing and charging in packet-switched networks. 491-506 2008 54 Journal of Systems Architecture - Embedded Systems Design 5 http://dx.doi.org/10.1016/j.sysarc.2007.08.004 db/journals/jsa/jsa54.html#SarakisMLMSM08