Nazli Akhlaghinia and  Ali Rajabzadeh Ghatari,  Simulation Model for Optimizing Energy in Supply Chain Management.   journal   = {International Journal of Mechanical and Industrial Engineering}, [online]. World Academy of Science, Engineering and Technology.
    March 2021, vol. 172(4). 180 - 184
    [viewed 24 October 2021]. Available from: https://publications.waset.org/pdf/10011968.