@article{PMFA_1973_18_5_a8,
     author = {Jaroch, Otakar},
     title = {Matematika, fyzika a stronomie v {Ghan\v{e}}},
     journal = {Pokroky matematiky, fyziky a astronomie},
     pages = {295--297},
     year = {1973},
     volume = {18},
     number = {5},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/PMFA_1973_18_5_a8/}
}