GOPINATH, B.; PORCHELVI, N.; CURIE, M.; SIREESHA, R. M. Analysis of Smart Sign Board Design for Road Safety using IoT. Journal of Ubiquitous Computing and Communication Technologies, [S. l.], v. 4, n. 4, p. 236–244, 2022. DOI: 10.36548/jucct.2022.4.002. Disponível em: https://irojournals.com/jucct/article/view/1721. Acesso em: 21 mar. 2026.