, A. N. V. S. J. C. S. K. “Internet of Things - Smart Surveillance System Using PIR Sensor With Raspberry Pi”. International Journal on Future Revolution in Computer Science &Amp; Communication Engineering, vol. 4, no. 4, Apr. 2018, pp. 22-24, http://www.ijfrcsce.org/index.php/ijfrcsce/article/view/1460.