Oktaviyanthi, Rina, and Ria Noviana Agus. “Mapping Cognitive Load and Thinking Zones in Understanding Function Limits”. Plusminus: Jurnal Pendidikan Matematika 5, no. 2 (July 14, 2025): 209–226. Accessed August 2, 2025. https://journal.institutpendidikan.ac.id/index.php/plusminus/article/view/3018.