Hitesh Kumar Sharma, Khushwant Singh, Md Ezaz Ahmed, J. C. Patni, Yudhvir Singh, and Prashant Ahlawat, “IoT Based Automatic Electric Appliances Controlling Device based on Visitor Counter”, Psychosocial rehabilitation, vol. 24, no. 10, pp. 4186–4196, Aug. 2020, doi: 10.61841/tqm2xe98.