“Mapping the Cognitive Competencies of Street Vendors and Bus Conductors: A Cross-Cultural Study of Workplace Mathematics”. Revista Latinoamericana de Etnomatemática 6, no. 3 (outubro 5, 2013): 7–35. Acesso em novembro 12, 2026. https://www.revista.etnomatematica.org/index.php/RevLatEm/article/view/66.