@article{PMFA_1961__6_1_a4,
     author = {Zelinka, Rudolf},
     title = {II. mezin\'arodn{\'\i} matematick\'a olympi\'ada},
     journal = {Pokroky matematiky, fyziky a astronomie},
     pages = {29--33},
     publisher = {mathdoc},
     volume = {06},
     number = {1},
     year = {1961},
     language = {cz},
     url = {https://geodesic-test.mathdoc.fr/item/PMFA_1961__6_1_a4/}
}