@misc{PMFA_1997_42_2_a5,
     title = {Obsah},
     journal = {Pokroky matematiky, fyziky a astronomie},
     pages = {112},
     year = {1997},
     volume = {42},
     number = {2},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/PMFA_1997_42_2_a5/}
}