ULOS BATAK DALAM PERSPEKTIF ETNOMATEMATIKA: PENERAPAN KONSEP GEOMETRI DAN POLA MATEMATIKA. Journal of Golden Generation Education, [S. l.], v. 2, n. 1, p. 693 – 698, 2026. DOI: 10.65244/jgge.v2i1.521. Disponível em: https://ejournal.lppnusantara.com/index.php/JGGEducation/article/view/521. Acesso em: 26 may. 2026.