WASET
    Ru-Shuo Sheu and  Han-Hsin Chou and  Te-Shyang Tan,  Periodic Storage Control Problem.   journal   = {International Journal of Mathematical and Computational Sciences}, [online]. World Academy of Science, Engineering and Technology.
    August 2012, vol. 68(8). 1056 - 1059
    [viewed 19 April 2024]. Available from: https://publications.waset.org/pdf/3555.