@article{PMFA_1957_2_4_a6,
     author = {Trkal, V.},
     title = {Profesor {Dr.} {Franti\v{s}ek} {Kol\'a\v{c}ek}},
     journal = {Pokroky matematiky, fyziky a astronomie},
     pages = {420--429},
     year = {1957},
     volume = {2},
     number = {4},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/PMFA_1957_2_4_a6/}
}