@article{PMFA_1984_29_6_a4,
     author = {Carr\'e, P.},
     title = {Nov\'a definice metru},
     journal = {Pokroky matematiky, fyziky a astronomie},
     pages = {347--349},
     year = {1984},
     volume = {29},
     number = {6},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/PMFA_1984_29_6_a4/}
}