VISHNUKUMAR, A.; A.NIRMAL KUMAR, Dr.; VELMURUGAN, J.; PAVITHRA, P.; POORNIMA, K.; SABAREESSH, S. Coal Mine Workers Safety Helmet in Li-Fi Data Stored in Cloud. International Journal of Engineering & Technology, [S. l.], v. 7, n. 3.24, p. 770–774, 2018. DOI: 10.14419/ijet.v7i3.24.24578. Disponível em: https://sciencepubco.com/index.php/ijet/article/view/24578.. Acesso em: 2 may. 2024.