Arika, Romiza, Sapja Anantanyu, and Yulia Lanti Retno Dewi. “Micronutrients Intake and Mathematics Achievement Among Primary School Children in Magelang, Central Java”. Journal of Maternal and Child Health 5, no. 2 (March 16, 2020): 182–192. Accessed April 29, 2024. http://thejmch.com/index.php/thejmch/article/view/377.