@misc{PMFA_2012_57_2_a7,
     title = {Obsah},
     journal = {Pokroky matematiky, fyziky a astronomie},
     pages = {178--[178]},
     year = {2012},
     volume = {57},
     number = {2},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/PMFA_2012_57_2_a7/}
}