Paetsch, Michael, Peter Dorčák, František Pollák, Ľubomír Štrba, and Branislav Kršák. “Developing a Framework for Future Mobile Data Pricing”. Quality Innovation Prosperity 21, no. 2 (July 31, 2017): 84–108. Accessed April 27, 2024. https://www.qip-journal.eu/index.php/QIP/article/view/759.