@misc{RMF_2005__80_3_a6,
     title = {47. ro\v{c}n{\'\i}k {Fyzik\'aln{\'\i}} olympi\'ady, kategorie {A,} {B.} {\'Ulohy} 1. kola},
     journal = {Rozhledy matematicko-fyzik\'aln{\'\i}},
     pages = {36--44},
     publisher = {mathdoc},
     volume = {80},
     number = {3},
     year = {2005},
     language = {cz},
     url = {http://geodesic.mathdoc.fr/item/RMF_2005__80_3_a6/}
}