WASET
    Bhed Bahadur Bista and  Danda B. Rawat,  Analysis of Data Gathering Schemes for Layered Sensor Networks with Multihop Polling.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    August 2010, vol. 44(8). 1297 - 1303
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/13923.