George Cristian Gruia and  Michal Kavan,  A “Greedy“ Czech Manufacturing Case.   journal   = {International Journal of Industrial and Manufacturing Engineering}, [online]. World Academy of Science, Engineering and Technology.
    June 2013, vol. 78(6). 1091 - 1098
    [viewed 19 October 2021]. Available from: https://publications.waset.org/pdf/4775.