@article{RMF_2010_85_2_a3,
     author = {Volf, Ivo and Volf, Petr},
     title = {Co m\r{u}\v{z}e zp\r{u}sobit sedm miliard lid{\'\i}?},
     journal = {Rozhledy matematicko-fyzik\'aln{\'\i}},
     pages = {13--20},
     year = {2010},
     volume = {85},
     number = {2},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/RMF_2010_85_2_a3/}
}