@article{PMFA_1956_1_3_a13,
     author = {Ogorodnikov, K. F.},
     title = {VI. mezin\'arodni astronautick\'y kongres},
     journal = {Pokroky matematiky, fyziky a astronomie},
     pages = {310--312},
     year = {1956},
     volume = {1},
     number = {3},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/PMFA_1956_1_3_a13/}
}