M. Chandan, S. Malladi, M. Nishitha, K. Sindhu Priya, and Y. Sree Lekha, “Automatic gas booking systemusing IoT”, IJET, vol. 7, no. 2.8, pp. 235–238, Mar. 2018, doi: 10.14419/ijet.v7i2.8.10416.