@article{PMFA_1985_30_2_a1,
     author = {Krempask\'y, J\'ulius},
     title = {Prv\'ych desa\v{t} miliard rokov..},
     journal = {Pokroky matematiky, fyziky a astronomie},
     pages = {69--81},
     year = {1985},
     volume = {30},
     number = {2},
     language = {sk},
     url = {http://geodesic.mathdoc.fr/item/PMFA_1985_30_2_a1/}
}