@misc{PMFA_2022__67_4_a6,
     title = {Jubilea},
     journal = {Pokroky matematiky, fyziky a astronomie},
     pages = {270--272},
     publisher = {mathdoc},
     volume = {67},
     number = {4},
     year = {2022},
     language = {cz},
     url = {https://geodesic-test.mathdoc.fr/item/PMFA_2022__67_4_a6/}
}