@article{PMFA_1984__29_3_a3,
     author = {Poston, Tim},
     title = {\v{C}istota v aplikac{\'\i}ch},
     journal = {Pokroky matematiky, fyziky a astronomie},
     pages = {138--142},
     publisher = {mathdoc},
     volume = {29},
     number = {3},
     year = {1984},
     mrnumber = {0758755},
     language = {cz},
     url = {http://geodesic.mathdoc.fr/item/PMFA_1984__29_3_a3/}
}