Martínez-Séptimo, Citlalli, and Sergio Antonio Teran-Trevino. “Project-Based Learning and Social-Emotional Development in Preschool”. Revista UGC, vol. 3, no. 3, Aug. 2025, pp. 39-43, https://revistacientifica.ugc.mx/index.php/rugc/article/view/191.