ALHRAZI, F.; ALGABRI, M.; AL-KHULAIDI, A. A. Hierarchical Blockchain as Line Defense of Attacks to Messages Propagation in VANET. Sana’a University Journal of Applied Sciences and Technology , [S. l.], v. 1, n. 3, 2023. DOI: 10.59628/jast.v1i3.370. Disponível em: https://journals.su.edu.ye/index.php/jast/article/view/370. Acesso em: 2 jun. 2025.