DR. INDUMATHI S K, MR. VENKATCHAKRAVARTHI N R , MR. LINGANANDA T N. REVOLUTIONIZING DEEP MINING SAFETY AND EFFICIENCY WITH ARDUINO-BASED SMART HELMETS. EPRA International Journal of Multidisciplinary Research (IJMR), [S. l.], v. 9, n. 8, p. 425–426, 2023. Disponível em: https://eprajournals.net/index.php/IJMR/article/view/2672. Acesso em: 22 jul. 2024.