Oktaviyanthi, R., Agus, R. N., & Khotimah. (2024). Exploring the link between cognitive load and brain activity during calculus learning through electroencephalogram (EEG): Insights from visualization and cluster analysis. Journal on Mathematics Education, 15(4), 1383–1408. https://doi.org/10.22342/jme.v15i4.pp1383-1408