Jaime Delgado, George D. Stamoulis, Alvin P. Mullery, Didoe Prevedourou, Keith Start: Telecommunications and IT Convergence Towards Service E-volution, 7th International Conference on Intelligence and Services in Networks, IS&N 2000, Athens, Greece, February 23-25, 2000, Proceedings. Lecture Notes in Computer Science 1774, Springer 2000, ISBN 3-540-67152-8