@misc{PMFA_1998_43_1_a9,
     title = {Jubilea a zpr\'avy},
     journal = {Pokroky matematiky, fyziky a astronomie},
     pages = {77--82},
     year = {1998},
     volume = {43},
     number = {1},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/PMFA_1998_43_1_a9/}
}