C. Kishore Kumar, P, J Antony Veera Puthira Raja, B Ebenezer Abishek, S Vishalakshi, and G Vidhya. 2018. “IOT Based Energy Meter Reading System With Automatic Billing”. International Journal of Engineering and Technology 7 (3.27): 431-34. https://doi.org/10.14419/ijet.v7i3.27.17992.