NUGROHO, K. U. Z.; SUKESTIYARNO, Y. L.; NURCAHYO, A. The Weaknesses of Euclidean Geometry: A Step of Needs Analysis of Non-Euclidean Geometry Learning through an Ethnomathematics Approach. Edumatika : Jurnal Riset Pendidikan Matematika, [S. l.], v. 4, n. 2, p. 126–149, 2021. DOI: 10.32939/ejrpm.v4i2.1015. Disponível em: https://ejournal.iainkerinci.ac.id/index.php/edumatika/article/view/1015. Acesso em: 3 jul. 2024.