Korupolu, U., S. Kartik, and G.K. Chakravarthi. 2016. “An Efficient Approach for Secure Data Aggregation Method in Wireless Sensor Networks With the Impact of Collusion Attacks”. International Journal of Scientific Research in Computer Science and Engineering 4 (3):26-29. https://ijsrcse.isroset.org/index.php/j/article/view/92.