ATHIFAH, M. S.; JUMAISYAROH, T. Exploring Geometric Concepts in the Medan Post Office through an Ethnomathematical Approach. Journal of Mathematics Instruction, Social Research and Opinion, Bandung, Indonesia, v. 5, n. 3, p. 2345–2362, 2026. DOI: 10.58421/misro.v5i3.1865. Disponível em: https://journal-gehu.com/index.php/misro/article/view/1865. Acesso em: 1 aug. 2026.