@article{PPN587979275+DMDLOG_0010, title = {Figuren 1 - 13.}, booktitle = {Schlu\ss\ der Differenzial- und Integral-Rechnung Theil 7}, series = {GDML\_Books}, publisher = {Jonas}, address = {Berlin}, year = {1833}, pages = {378}, url = {http://dml.mathdoc.fr/item/PPN587979275+DMDLOG_0010} }
(éd.). Figuren 1 - 13., dans Schluß der Differenzial- und Integral-Rechnung Theil 7, GDML_Books, (1833), p. 378. http://gdmltest.u-ga.fr/item/PPN587979275+DMDLOG_0010/