“Mapping the Cognitive Competencies of Street Vendors and Bus Conductors: A Cross-Cultural Study of Workplace Mathematics”, RevLatEtnomat, vol. 6, nº 3, p. 7–35, out. 2013, Acesso em: 12º de novembro de 2026. [Online]. Disponível em: https://www.revista.etnomatematica.org/index.php/RevLatEm/article/view/66