KHAMIS, Yuthriya; ALAWI, Mahmoud; ATHUMANI, Ramadhan; SANYA, Waheed. An IoT Based Worker Safety Helmet Using Cloud Computing Technology. Tanzania Journal of Engineering and Technology, [S. l.], v. 41, n. 1, p. 19–26, 2022. DOI: 10.52339/tjet.vi.769. Disponível em: https://tjet.udsm.ac.tz/index.php/tjet/article/view/769. Acesso em: 14 dec. 2025.