@article{RMF_2008_83_1_a8,
     author = {Jedin\'ak, Du\v{s}an},
     title = {Vysk\'u\v{s}ajte si svoj d\^ovtip},
     journal = {Rozhledy matematicko-fyzik\'aln{\'\i}},
     pages = {41--43},
     year = {2008},
     volume = {83},
     number = {1},
     language = {sk},
     url = {http://geodesic.mathdoc.fr/item/RMF_2008_83_1_a8/}
}