García-Martínez, J.A. and González-Sanmamed, M.trans. 2020. Communication and Interaction as Key Aspects of Personal Learning Environments: Perspectives of Costa Rican Education Students. Revista Electrónica Educare. 24, 3 (Aug. 2020), 1–20. DOI:https://doi.org/10.15359/ree.24-3.5.