SAHARA, N. .; ., F.; ARIAJI, R.; AZIZAH, J. .; LUBIS, M. .; NOPRIANI LUBIS, J. . The Role of Ethnomatematics Based on Traditional Engklek Games in Improving the Ability of Understanding Mathematical Concepts SD Muhammadiyah Sipirok. KnE Social Sciences, [S. l.], v. 8, n. 4, p. 336–342, 2023. DOI: 10.18502/kss.v8i4.12915. Disponível em: https://knepublishing.com/index.php/KnE-Social/article/view/12915. Acesso em: 9 may. 2025.