Safe Courtyard in a Smart City: An Integrated Approach. project baikal, Irkutsk, Russian Federation, v. 22, n. 85, p. 84–89, 2025. DOI: 10.51461/issn.2309-3072/85.2622. Disponível em: https://projectbaikal.com/index.php/pb/article/view/2622. Acesso em: 10 may. 2026.