Welson-Valencia MM, Alviar-Lujan RM, Castañeda-Castañeda IA, Rodríguez-Ñopo MA. Online Education as a New Paradigm: Challenge and Challenges in the 21st Century. RTED [Internet]. 2025 May 29 [cited 2026 Nov. 4];18(1):453-6. Available from: https://ojs.docentes20.com/index.php/revista-docentes20/article/view/652