SMART DIGITAL NOTICE BOARD USING IOT TECHNOLOGY. International Journal of AI Electronics and Nexus Energy, [S. l.], v. 2, n. 2(1), p. 70–76, 2026. DOI: 10.64751/ijaene.2026.v2.n2(1).419. Disponível em: https://zesterapublications.com/journals/index.php/ijaene/article/view/419. Acesso em: 1 aug. 2026.