M.M.Arun prasath, J.Aakash, I.Acksar Ahamath, K.Gokul, & S.Krishnan. (2022). IOT based manhole detection and monitoring system. International Journal of Intellectual Advancements and Research in Engineering Computations, 10(2), 183–187. Retrieved from https://ijiarec.com/ijiarec/article/view/1731