Surender Kumar Soni and  Dhirendra Pratap Singh,  Energy Map Construction using Adaptive Alpha Grey Prediction Model in WSNs.   journal   = {International Journal of Electronics and Communication Engineering}, [online]. World Academy of Science, Engineering and Technology.
    March 2012, vol. 63(3). 259 - 262
    [viewed 21 September 2019]. Available from: https://publications.waset.org/pdf/11769.