Ma’rifah, Shokifatul, dan Puji Rahayu. “Building Numerical Skills in Ethnomathematics Learning in Engklek Games”. Formative: Journal on Mathematics Education 1, no. 1 (Juni 13, 2025). Diakses September 17, 2025. https://eduresearch.web.id/index.php/fijme/article/view/67.