Gerrit Alves and  Jürgen Roßmann and  Roland Wischnewski,  A Discrete-Event-Simulation Approach for Logistic Systems with Real Time Resource Routing and VR Integration.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    October 2009, vol. 34(10). 2437 - 2442
    [viewed 06 May 2021]. Available from: https://publications.waset.org/pdf/5868.