SAGALA, S. A. .; HASANAH, R. U. . Ethnomathematics Exploration At The State Museum Of North Sumatra. Mathline : Jurnal Matematika dan Pendidikan Matematika, [S. l.], v. 8, n. 1, p. 123–136, 2023. DOI: 10.31943/mathline.v8i1.364. Disponível em: https://mathline.unwir.ac.id/index.php/Mathline/article/view/364. Acesso em: 23 apr. 2025.