@inbook{403963,
title = {P\v redmluva},
booktitle = {Kombinatorika},
series = {GDML\_Books},
publisher = {Mlad\'a fronta},
address = {Praha},
year = {1980},
pages = {3-[6]},
url = {http://dml.mathdoc.fr/item/403963}
}
(éd.). Předmluva, dans Kombinatorika, GDML_Books, (1980), pp. 3-[6]. http://gdmltest.u-ga.fr/item/403963/