@article{PMFA_1956_1_1_a17,
     author = {Kala\v{s}nikov, A. G.},
     title = {Mezin\'arodn{\'\i} geofysik\'aln{\'\i} rok},
     journal = {Pokroky matematiky, fyziky a astronomie},
     pages = {112--122},
     year = {1956},
     volume = {1},
     number = {1},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/PMFA_1956_1_1_a17/}
}