Kaur, Avneet, and Neeraj Sharma. “IESDAD :Improved Energy Efficient Structure- Free Data Aggregation and Delivery Protocol in WSN”. International Journal of Engineering & Technology 7, no. 2.27 (August 6, 2018): 132–137. Accessed April 28, 2024. https://www.sciencepubco.com/index.php/ijet/article/view/13560.