@misc{PMFA_2009_54_2_a8,
     title = {Zpr\'avy a ozn\'amen{\'\i}},
     journal = {Pokroky matematiky, fyziky a astronomie},
     pages = {170--175},
     year = {2009},
     volume = {54},
     number = {2},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/PMFA_2009_54_2_a8/}
}