@misc{PMFA_2012__57_3_a7,
     title = {Zpr\'avy a ozn\'amen{\'\i}},
     journal = {Pokroky matematiky, fyziky a astronomie},
     pages = {254--261},
     publisher = {mathdoc},
     volume = {57},
     number = {3},
     year = {2012},
     language = {cz},
     url = {http://geodesic.mathdoc.fr/item/PMFA_2012__57_3_a7/}
}