Virtual classrooms: their effectiveness in the process teaching-learning in students of UNAN-Managua FAREM-Estelí. Revista Multi-Ensayos, [S. l.], v. 5, n. 9, p. 2–5, 2019. Disponível em: https://revistas.unan.edu.ni/index.php/Multiensayo/article/view/1433. Acesso em: 8 aug. 2025.