Frodouard Minani,  Maximization of Lifetime for Wireless Sensor Networks Based on Energy Efficient Clustering Algorithm.   journal   = {International Journal of Electronics and Communication Engineering}, [online]. World Academy of Science, Engineering and Technology.
    May 2019, vol. 150(6). 389 - 395
    [viewed 20 November 2019]. Available from: https://publications.waset.org/pdf/10010447.