PROQOS - Dynamic SLA Management in DiffServ Space Links. - Manuel Pessoa; Antonio Alves; Gonçalo Quadros; Fernando Boavida; Michael Henke 003; Milva Natcheva; Patrick Halke; Peter Maurutschek; Zenon Huskic; Kurt Wagner; Frank Zeppenfeldt; Roberto Donadio (J. Netw. Syst. Manag., 2004)