An edge-to-cloud virtualized multimedia service platform for 5G networks - Federico Alvarez; David Breitgand; David Griffin; Pasquale Andriani; Stamatia Rizou; Nikolaos Zioulis; Francesca Moscatelli; Javier Serrano; Madeleine Keltsch; Trakadas, Panagiotis; others (IEEE Transactions on Broadcasting, 2019)