Kamarularifin Abd Jalil and  John Dunlop,  Signalling Cost Analysis of PDE-NEMO.   journal   = {International Journal of Electronics and Communication Engineering}, [online]. World Academy of Science, Engineering and Technology.
    February 2009, vol. 26(2). 270 - 274
    [viewed 10 May 2024]. Available from: https://publications.waset.org/pdf/2791.