WASET
    Omid S. Fard and  Akbar H. Borzabadi,  Optimal Control Problem, Quasi-Assignment Problem and Genetic Algorithm.   journal   = {International Journal of Mathematical and Computational Sciences}, [online]. World Academy of Science, Engineering and Technology.
    September 2007, vol. 9(9). 402 - 404
    [viewed 18 April 2024]. Available from: https://publications.waset.org/pdf/15413.