WASET
    Ekkaluk Eksook and  Chutima Prommak,  Reliability Optimization for 3G Cellular Access Networks.   journal   = {International Journal of Electronics and Communication Engineering}, [online]. World Academy of Science, Engineering and Technology.
    July 2008, vol. 19(7). 1329 - 1333
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/9883.