@article{PMFA_1958_3_6_a5,
     author = {Chvojkov\'a, E.},
     title = {Sledov\'an{\'\i} um\v{e}l\'ych dru\v{z}ic r\'adiov\'ymi metodami},
     journal = {Pokroky matematiky, fyziky a astronomie},
     pages = {708--725},
     year = {1958},
     volume = {3},
     number = {6},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/PMFA_1958_3_6_a5/}
}