@inbook{403899,
title = {Obsah},
booktitle = {Princip matematick\'e indukce},
series = {GDML\_Books},
publisher = {Mlad\'a fronta},
address = {Praha},
year = {1977},
pages = {[139]-[140]},
url = {http://dml.mathdoc.fr/item/403899}
}
(éd.). Obsah, dans Princip matematické indukce, GDML_Books, (1977), pp. [139]-[140]. http://gdmltest.u-ga.fr/item/403899/