WASET
    A. M. Fahim and  G. Saake and  A. M. Salem and  F. A. Torkey and  M. A. Ramadan,  K-Means for Spherical Clusters with Large Variance in Sizes.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    September 2008, vol. 21(9). 2923 - 2928
    [viewed 08 May 2024]. Available from: https://publications.waset.org/pdf/12779.