Alessandro Cincotti and  Shigetaka Komori and  Hiroyuki Iida,  The Game of Synchronized Triomineering and Synchronized Tridomineering.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    July 2008, vol. 19(7). 2383 - 2388
    [viewed 28 October 2021]. Available from: https://publications.waset.org/pdf/6438.