G. Rajesh and  B. Vinayaga Sundaram and  C. Aarthi,  Tree Based Data Aggregation to Resolve Funneling Effect in Wireless Sensor Network.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    November 2015, vol. 99(3). 860 - 865
    [viewed 14 December 2019]. Available from: https://publications.waset.org/pdf/10003252.