CAMPERO, Esteban. Productive Chains as a Source of Opportunities for Entrepreneurs in the Rural Sphere. Ingeniería Solidaria, [S. l.], v. 11, n. 18, p. 75–85, 2015. DOI: 10.16925/in.v11i18.993. Disponível em: https://revistas.ucc.edu.co/index.php/in/article/view/993. Acesso em: 2 jun. 2025.