Role-based Quality of Service for Web services. - Frank T. Johnsen; Trude Hafsøe Bloebaum; Jørgen Nordmoen; Jan A. S. Bremnes; Stig Tore Johanessen; Magnus L. Kiro; Ola Martin T. Stovneng; Havard Torresen (GLOBECOM Workshops, 2012)