@article{UM_2009__17_4_a1,
     author = {Sm\'ykalov\'a, Radka},
     title = {Trigonometrie v {Evrop\v{e}} v 15.-17. stolet{\'\i}},
     journal = {U\v{c}itel matematiky},
     pages = {201--212},
     publisher = {mathdoc},
     volume = {17},
     number = {4},
     year = {2009},
     language = {cz},
     url = {http://geodesic.mathdoc.fr/item/UM_2009__17_4_a1/}
}