@misc{zemlicka2018experimentalni,
  author = {{\v{Z}}emli{\v{c}}ka, J. and Krej{\v{c}}{\'i}, F. and Dud{\'a}k, J. and Karch, J.},
  title = {Experiment{\'a}ln{\'i} syst{\'e}m pro f{\'a}zov{\v{e}} citlivou radiografii},
  year = {2018},
  note = {Utility model, Czechia. Utility Model CZ 31511. 2018-02-20}
}