@article{PMFA_1979_24_4_a6,
     author = {\v{S}ediv\'y, Jaroslav},
     title = {Britsk\'a {Open} {University}},
     journal = {Pokroky matematiky, fyziky a astronomie},
     pages = {211--212},
     year = {1979},
     volume = {24},
     number = {4},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/PMFA_1979_24_4_a6/}
}