WASET
    Sudhakara G and  Hemanth Kumar A.R,  Graphs with Metric Dimension Two-A Characterization.   journal   = {International Journal of Mathematical and Computational Sciences}, [online]. World Academy of Science, Engineering and Technology.
    December 2009, vol. 36(12). 1128 - 1133
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/13897.