@article{PMFA_1974__19_2_a2,
     author = {Halmos, Paul R.},
     title = {Jak ps\'at matematiku},
     journal = {Pokroky matematiky, fyziky a astronomie},
     pages = {66--74},
     publisher = {mathdoc},
     volume = {19},
     number = {2},
     year = {1974},
     zbl = {0281.00001},
     language = {cz},
     url = {http://geodesic.mathdoc.fr/item/PMFA_1974__19_2_a2/}
}