U. Idachaba and  F. Z. Wang and  A. Qi and  N. Helian,  Quantity and Quality Aware Artificial Bee Colony Algorithm for Clustering.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    July 2013, vol. 79(7). 922 - 925
    [viewed 12 April 2021]. Available from: https://publications.waset.org/pdf/16352.