Miguel-Revilla, D., J. M. Martínez-Ferreira, and M. Sánchez-Agustí. “Assessing the Digital Competence of Educators in Social Studies: An Analysis in Initial Teacher Training Using the TPACK-21 Model”. Australasian Journal of Educational Technology, vol. 36, no. 2, Jan. 2020, pp. 1-12, doi:10.14742/ajet.5281.