Jumrizal, Jumrizal, Yuyun Yulia, and Berliana Henu Cahyani. “Description of Bullying Behavior in Learning in Elementary School Upgrade Students”. International Journal of Educational Dynamics 6, no. 1 (December 31, 2023): 438–443. Accessed June 19, 2026. http://ijeds.ppj.unp.ac.id/index.php/IJEDS/article/view/38.