Quiñónez Barrezueta, J. E., Pozo Hurtado, E. O., Jácome Encalada, S. H., & Reigosa Lara, A. (2025). Problem-based learning for teaching process through the Chamilo platform. Ciencia Digital, 9(2), 111-127. https://doi.org/10.33262/cienciadigital.v9i2.3483