Kurniawan, Willytiyo, Cai Jixiong, Asriana Abdullah, Zhang Wei, and Famella Sari. “Cognitive Improvement Through Non-Invasive Brain Stimulation Techniques in Healthy Adults”. World Psychology 3, no. 3 (December 1, 2024): 435–453. Accessed November 2, 2025. https://ejournal.staialhikmahpariangan.ac.id/Journal/index.php/wp/article/view/712.