Mohamed Anis Bach Tobji, Rim Jallouli, Ahmed Samet, Mourad Touzani, Vasile Alecsandru Strat, Paul Pocatilu: Digital Economy. Emerging Technologies and Business Innovation - 5th International Conference on Digital Economy, ICDEc 2020, Bucharest, Romania, June 11-13, 2020, Proceedings. Lecture Notes in Business Information Processing 395, Springer 2020, ISBN 978-3-030-64641-7