@article{RMF_2007_82_3_a1,
     author = {\v{S}im\v{s}a, Jarom{\'\i}r},
     title = {O po\v{c}tu vlnit\'ych \v{c}{\'\i}sel},
     journal = {Rozhledy matematicko-fyzik\'aln{\'\i}},
     pages = {7--10},
     year = {2007},
     volume = {82},
     number = {3},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/RMF_2007_82_3_a1/}
}