@article{PPN591917572+DMDLOG_0009, title = {Taf. I - Taf. IV.}, booktitle = {Die Algebra Theil 2}, series = {GDML\_Books}, publisher = {Duncker u. Humblot}, address = {Berlin}, year = {1834}, pages = {I}, url = {http://dml.mathdoc.fr/item/PPN591917572+DMDLOG_0009} }
(éd.). Taf. I - Taf. IV., dans Die Algebra Theil 2, GDML_Books, (1834), p. I. http://gdmltest.u-ga.fr/item/PPN591917572+DMDLOG_0009/