Prof. Dr. Noorullah Shariff, M.H.M. 2021. Evaluation and Analysis for Maximum Lifespan of Wireless Sensor Networks by Energy-Efficient Design. International Journal on Recent and Innovation Trends in Computing and Communication. 9, 4 (Apr. 2021), 01–05. DOI:https://doi.org/10.17762/ijritcc.v9i4.5470.