Borges, Maria Isabel de, Cristina Dias, and Carla Santos. 2020. “COVID-19 and Online Learning in Higher Education. A Case Study of Students from Portalegre and Beja Polytechnic Institutes”. IJERI: International Journal of Educational Research and Innovation, no. 15 (December). Sevilla, España:317-25. https://doi.org/10.46661/ijeri.5253.