Estacio, R. D., R. F. Quicho, F. P. Ibarra, I. G. Bustos, L. M. Collantes, and E. D. Ibañez. “Graphic Organizers in an Online Learning Environment: Its Influence to Students’ Cognitive Load and Knowledge Gain”. Pedagogika / Pedagogy, vol. 148, no. 4, Sept. 2023, pp. 207-28, doi:10.15823/p.2022.148.11.