Lengkana, Anggi Setia, James Tangkudung, and Asmawi Asmawi. “The Effect Of Core Stability Exercise (CSE) On Balance In Primary School Students”. Journal of Education, Health and Sport 9, no. 4 (April 4, 2019): 160–167. Accessed April 27, 2024. https://apcz.umk.pl/JEHS/article/view/6772.