@misc{PMFA_1994_39_4_a8,
     title = {Jubilea a zpr\'avy},
     journal = {Pokroky matematiky, fyziky a astronomie},
     pages = {235--240},
     year = {1994},
     volume = {39},
     number = {4},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/PMFA_1994_39_4_a8/}
}