@article{UM_2018_26_2_a1,
     author = {Honz{\'\i}k, Luk\'a\v{s} and Ka\v{s}parov\'a, Martina},
     title = {Matematick\'e \'ulohy v geocachingu},
     journal = {U\v{c}itel matematiky},
     pages = {71--80},
     year = {2018},
     volume = {26},
     number = {2},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/UM_2018_26_2_a1/}
}