From QoS Provisioning to QoS Charging Third COST 263 International Workshop on Quality of Future Internet Services, QofIS 2002, and Second International Workshop on Internet Charging and QoS Technologies, ICQT 2002, Zurich, Switzerland, October 16-18, 2002, Proceedings - Stiller, Burkhard; Stiller, Burkhard; Smirnow, Michael; Smirnow, Michael; Karsten, Martin; Karsten, Martin; Reichl, Peter; Reichl, Peter (Springer Berlin Heidelberg : Imprint: Springer, 2002)