BECIC, A. Industry 4.0 and Smart cities: State-of-the-art. Defense and Security Studies, [S. l.], v. 1, p. 34–43, 2021. DOI: 10.37868/dss.v1.id148. Disponível em: https://journals.ardascience.com/index.php/dss/article/view/148. Acesso em: 11 oct. 2025.