Roman V. Yampolskiy and  Venu Govindaraju,  Similarity Measure Functions for Strategy-Based Biometrics.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    December 2008, vol. 24(12). 4254 - 4259
    [viewed 23 April 2024]. Available from: https://publications.waset.org/pdf/10863.