@inbook{403996,
title = {[Tir\'a\v z a ob\'alka]},
booktitle = {Zaj\'\i mav\'e dvojice troj\'uheln\'\i k\r u},
series = {GDML\_Books},
publisher = {Mlad\'a fronta},
address = {Praha},
year = {1980},
pages = {[272]-[274]},
url = {http://dml.mathdoc.fr/item/403996}
}
(éd.). [Tiráž a obálka], dans Zajímavé dvojice trojúhelníků, GDML_Books, (1980), pp. [272]-[274]. http://gdmltest.u-ga.fr/item/403996/