P. N. Korde and  P. P. Bedekar,  Determining Optimum Time Multiplier Setting of Overcurrent Relays Using Mixed Integer Linear Programming.   journal   = {International Journal of Electronics and Communication Engineering}, [online]. World Academy of Science, Engineering and Technology.
    February 2021, vol. 171(3). 116 - 121
    [viewed 07 May 2024]. Available from: https://publications.waset.org/pdf/10011924.