@article{michalíková2013teaching,
  title={Teaching of fuzzy sets using Lego Mindstorms}
  author={Michalíková, Alzbeta and Hudák, Frantisek and Brodenec, Ivan}
  journal={ICT Innovations 2013, Web Proceedings ISSN 1857-7288}
  pages={203--203}
  year={2013}
}