E. Ramaraj and  A. Padmapriya,  Pragati Node Popularity (PNP) Approach to Identify Congestion Hot Spots in MPLS.   journal   = {International Journal of Animal and Veterinary Sciences}, [online]. World Academy of Science, Engineering and Technology.
    August 2010, vol. 44(8). 594 - 598
    [viewed 27 April 2024]. Available from: https://publications.waset.org/pdf/4158.