Mohammad Akbarpour Sekeh and  Mohd. Aizaini Maarof and  Mohd. Foad Rohani and  Malihe Motiei,  Sequential Straightforward Clustering for Local Image Block Matching.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    February 2011, vol. 50(2). 189 - 193
    [viewed 18 February 2020]. Available from: https://publications.waset.org/pdf/10935.