@article{PMFA_1970_15_5_a2,
     author = {Jirs\'ak, T.},
     title = {Gravita\v{c}n{\'\i} vlny zachyceny},
     journal = {Pokroky matematiky, fyziky a astronomie},
     pages = {217--219},
     year = {1970},
     volume = {15},
     number = {5},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/PMFA_1970_15_5_a2/}
}