@inbook{403913,
title = {V\'ysledky cvi\v cen\'\i },
booktitle = {Rovinn\'e grafy},
series = {GDML\_Books},
publisher = {Mlad\'a fronta},
address = {Praha},
year = {1977},
pages = {113-129},
url = {http://dml.mathdoc.fr/item/403913}
}
(éd.). Výsledky cvičení, dans Rovinné grafy, GDML_Books, (1977), pp. 113-129. http://gdmltest.u-ga.fr/item/403913/