@article{PMFA_1956_1_1_a7,
     author = {Dja\v{c}enko, P. J.},
     title = {Radioaktivn{\'\i} isotopy v technice},
     journal = {Pokroky matematiky, fyziky a astronomie},
     pages = {56--63},
     year = {1956},
     volume = {1},
     number = {1},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/PMFA_1956_1_1_a7/}
}