@inbook{401107, title = {4.1 Descartovi n\'astupci}, booktitle = {Historick\'y v\'yvoj pojmu k\v rivka}, series = {GDML\_Books}, publisher = {Nadace Universitas v Brn\v e}, address = {Brno}, year = {2007}, pages = {128-132}, url = {http://dml.mathdoc.fr/item/401107} }
(éd.). 4.1 Descartovi nástupci, dans Historický vývoj pojmu křivka, GDML_Books, (2007), pp. 128-132. http://gdmltest.u-ga.fr/item/401107/