Miroslav Popelka and  Jakub Nožička,  Lego Mindstorms as a Simulation of Robotic Systems.   journal   = {International Journal of Mechanical and Materials Engineering}, [online]. World Academy of Science, Engineering and Technology.
    July 2014, vol. 91(7). 1196 - 1200
    [viewed 19 September 2021]. Available from: https://publications.waset.org/pdf/9998861.