@article{PMFA_1956_1_4_a8,
     author = {P{\'\i}cha, Jan},
     title = {Hlubinn\'e teplo {Zem\v{e}} a perspektivy jeho vyu\v{z}it{\'\i}},
     journal = {Pokroky matematiky, fyziky a astronomie},
     pages = {397--405},
     year = {1956},
     volume = {1},
     number = {4},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/PMFA_1956_1_4_a8/}
}