@article{PPN236018647+dmdlog173, title = {5. GAUSS an SCHUMACHER, 1850 September 1}, booktitle = {Nachtraege zur reinen Mathematik Bd. 10 Abt 1}, series = {GDML\_Books}, year = {1917}, pages = {434}, url = {http://dml.mathdoc.fr/item/PPN236018647+dmdlog173} }
(éd.). 5. GAUSS an SCHUMACHER, 1850 September 1, dans Nachtraege zur reinen Mathematik Bd. 10 Abt 1, GDML_Books, (1917), p. 434. http://gdmltest.u-ga.fr/item/PPN236018647+dmdlog173/