N. P. Singh and  Brahmjit Singh,  Performance of Soft Handover Algorithm in Varied Propagation Environments.   journal   = {International Journal of Electronics and Communication Engineering}, [online]. World Academy of Science, Engineering and Technology.
    September 2008, vol. 21(9). 1834 - 1838
    [viewed 18 January 2020]. Available from: https://publications.waset.org/pdf/5147.