Černák, I., M. Rojček, and P. Sitiarik. “Didactic Options and Experience With 3D Printing Technology and LEGO Mindstorms Kits”. Central-European Journal of New Technologies in Research, Education and Practice, vol. 2, no. 1, Apr. 2020, pp. 10-18, doi:10.36427/CEJNTREP.2.1.416.