WASET
    Broderick Crawford and  Ricardo Soto and  Natalia Berrios and  Eduardo Olguin,  Solving the Set Covering Problem Using the Binary Cat Swarm Optimization Metaheuristic.   journal   = {International Journal of Mathematical and Computational Sciences}, [online]. World Academy of Science, Engineering and Technology.
    February 2016, vol. 111(3). 113 - 117
    [viewed 24 April 2024]. Available from: https://publications.waset.org/pdf/10004050.