PUTRI NUR'AINI, Jihan; NOOR AINI, Indrie; ROSITA DEWI NUR, Iyan. Ethnomathematics: A Study of Plane Geometry Concepts at the Walahar Dam. EduMatSains : Jurnal Pendidikan, Matematika dan Sains, [S. l.], v. 10, n. 4, p. 160–176, 2026. DOI: 10.33541/edumatsains.v10i4.7883. Disponível em: https://ejournal.uki.ac.id/index.php/edumatsains/article/view/7883. Acesso em: 27 jun. 2026.