@misc{PMFA_2009_54_1_a10,
     title = {Jubilea},
     journal = {Pokroky matematiky, fyziky a astronomie},
     pages = {87--88},
     year = {2009},
     volume = {54},
     number = {1},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/PMFA_2009_54_1_a10/}
}