Producer and marketer of cocoa beans in the Chajal village of the municipality of San Andrés de Tumaco, department of Nariño. Business Vision, [S. l.], n. 10, p. 168–179, 2020. DOI: 10.32645/13906852.1019. Disponível em: https://revistasdigitales.upec.edu.ec/index.php/visionempresarial/article/view/1019. Acesso em: 21 oct. 2026.