Khamis, Yuthriya Iddi, Mahmoud Alawi, Ramadhan Athumani, and Waheed Muhammad Sanya. “An IoT Based Worker Safety Helmet Using Cloud Computing Technology”. Tanzania Journal of Engineering and Technology 41, no. 1 (July 16, 2022). Accessed November 22, 2024. https://journals.udsm.ac.tz/index.php/tjet/article/view/4975.