@article{PMFA_1971_16_4_a0,
     author = {N\'aden{\'\i}k, Zbyn\v{e}k},
     title = {Geometrie a geod\'ezie},
     journal = {Pokroky matematiky, fyziky a astronomie},
     pages = {169--180},
     year = {1971},
     volume = {16},
     number = {4},
     zbl = {0219.01002},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/PMFA_1971_16_4_a0/}
}