@inbook{404091,
title = {[Ob\'alka]},
booktitle = {Mno\v ziny bod\r u v prostoru},
series = {GDML\_Books},
publisher = {Mlad\'a fronta},
address = {Praha},
year = {1983},
pages = {[i]-[ii]},
url = {http://dml.mathdoc.fr/item/404091}
}
(éd.). [Obálka], dans Množiny bodů v prostoru, GDML_Books, (1983), pp. [i]-[ii]. http://gdmltest.u-ga.fr/item/404091/