1. Vineela Kadiam, G. Pavani (Aug 2018), “Smart phone controlled two Axes robot for video surveillance using wireless internet and raspberry pi processor”, International Journal of Research in Advent Technology (IJRAT).
2. Satoshi Hoshino, Shingo Ugajin, Takahito Ishiwata (Sept 2016), “Patrolling robot based on bayesian learning for multiple intruders”, IJFRSE.
3. Pramod PJ, SV Srikanth, N. Vivek, U. Mahesh Patil, N. Sarat Chandra Babu (July 2012), “Intelligent Intrusion Detection System (In2DS) using Wireless Sensor Networks”, IEEE.
4. Zhimin Xiao, Zhongwei Ding Shanghai (CN) (April 2015), “Method of installing PIR sensor with camera”, IEEE.
5. S. Yuvaraj Prof. and Ramesh S., "Improved Response Time on Safety Mechanism Based on PIR sensor," International Journal of Emerging Technology and Advanced Engineering, vol. 2, no. 4, April 2012.