Effectiveness of the resources and technological applications used by the teaching population of the José Trinidad Mora Valverde School, Costa Rica in the period July to September 2020. InnovEd [Internet]. 2021 Oct. 29 [cited 2026 Jul. 31];23(Especial):95-109. Available from: https://revistas.uned.ac.cr/index.php/innovaciones/article/view/3475