Ulrike Stopka, Gertraud Schäfer, Andreas Kreisel. Business and Billing Models for Mobile Services Using Secure Identities. In Heidi Krömker, editor, HCI in Mobility, Transport, and Automotive Systems - First International Conference, MobiTAS 2019, Held as Part of the 21st HCI International Conference, HCII 2019, Orlando, FL, USA, July 26-31, 2019, Proceedings. Volume 11596 of Lecture Notes in Computer Science, pages 459-476, Springer, 2019. [doi]
Abstract is missing.