FERNANDES, S.; CESÁRIO, M.; CASTELA, G. Modern innovation challenges to firms and cities: The case of Portugal. Journal of Technology Management & Innovation, Santiago, Chile, v. 13, n. 2, p. 33–42, 2018. DOI: 10.4067/S0718-27242018000200033. Disponível em: https://www.jotmi.org/index.php/GT/article/view/2663. Acesso em: 20 jan. 2022.