1. Ba, H., Tally, W., & Tsikalas, K. (2002). Investigating children’s emerging digital literacies. The Journal of Technology, Learning, and Assessment, 1(4), 5–48.
2. Blomeke, S., Gustafsson, J.-E., & Shavelson, R. J. (2015). Beyond dichotomies competence viewed as a continuum. Zeitschrift für Psychologie, 223(1), 3–13. https://doi.org/10.1027/2151-2604/a000194
3. Boyatzis, R. E. (2008). Competencies in the 21st century. The Journal of Management Development, 27(1), 5–12. https://doi.org/10.1108/02621710810840730
4. Butler, F. C. (1978). The concept of competence: An operational definition. Educational Technology, 18(1), 7–18.
5. Carretero, S., Vuorikari, R., & Punie, Y. (2017). The digital competence framework for citizens. Publications Office of the European Union.