Holguin-Alvarez, J. et al. 2021. Digital Competences in the Elderly and University Students: Didactic Interaction from the Use of Social Networks. International Journal of Emerging Technologies in Learning (iJET). 16, 04 (Feb. 2021), pp. 188–200. DOI:https://doi.org/10.3991/ijet.v16i04.18519.