García-Martínez, José Antonio, Mercedes González-Sanmamed, y Pablo-César Muñoz-Carril. «Lifelong Learning and Personal Learning Environments: A Productive Symbiosis in Higher Education». Revista Complutense de Educación 34, no. 1 (enero 9, 2023): 167–177. https://doi.org/10.5209/rced.77232.