González-Calvo, Gustavo, Raúl A. Barba-Martín, Daniel Bores-García, and Vanesa Gallego-Lema. “Learning to Be a Teacher Without Being in the Classroom: COVID-19 As a Threat to the Professional Development of Future Teachers”. International and Multidisciplinary Journal of Social Sciences 9, no. 2 (July 30, 2020): 152–177. Accessed September 19, 2021. https://hipatiapress.com/hpjournals/index.php/rimcis/article/view/5783.