Ziyadi, Ahsan, and Edy Surya. “Use of Model Mind Mapping of Motivation to Improve Student Achievementin Math Class Materials Integer V Elementary School 200201 Padangsidimpuan State”. International Journal of Sciences: Basic and Applied Research (IJSBAR) 34, no. 3 (July 19, 2017): 124–133. Accessed April 29, 2024. https://www.gssrr.org/index.php/JournalOfBasicAndApplied/article/view/7534.