Ethnomathematics in non-formal educational settings: the Urban Boundaries project. Revista Latinoamericana de Etnomatemática Perspectivas Socioculturales de la Educación Matemática, [S. l.], v. 6, n. 3, p. 134–144, 2013. Disponível em: https://revista.etnomatematica.org/index.php/RevLatEm/article/view/95. Acesso em: 11 jan. 2026.