@article{RMF_2017_92_2_a10,
     author = {Zhouf, Jaroslav},
     title = {Gardner, {M.:} {Jakou} barvu m\'a medv\v{e}d?},
     journal = {Rozhledy matematicko-fyzik\'aln{\'\i}},
     pages = {61--61},
     year = {2017},
     volume = {92},
     number = {2},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/RMF_2017_92_2_a10/}
}