1. Project-Based Learning for the 21st Century: Skills for the Future
2. Calvani, A., Cartelli, A., Fini, A., & Ranieri, M. (2008). Models and Instruments for assessing Digital Competence at School. Journal of e-Learning and Knowledge Society, 4(3), 183-193. Retrieved February 7, 2020 from https://www.learntechlib.org/p/43442/
3. Cvetković, B. N., & Stanojević, D. (2018). Integrating digital technologies into teaching process. TEME: Casopis za Društvene Nauke, 12(4).