Andrew Stephen McGough Asif Akram Li Guo Marko Krznaric Luke Dickens Dave Colling Janusz Martyniak Roger Powell Paul Kyberd Chenxi Huang Constantinos Kotsokalis Panayotis Tsanakas GRIDCC: A Real-time Grid workflow system with QoS. 213-234 2007 15 Scientific Programming 4 http://iospress.metapress.com/content/n4704w44r3u227h4/ db/journals/sp/sp15.html#McGoughAGKDCMPKHKT07