@article{PPN236020595+dmdlog234, title = {GAUSS an GERLING, 1818 August 25}, booktitle = {Nachtraege zur Physik, Chronologie und Astronomie Bd.11, Abt.1}, series = {GDML\_Books}, year = {1927}, pages = {315}, url = {http://dml.mathdoc.fr/item/PPN236020595+dmdlog234} }
(éd.). GAUSS an GERLING, 1818 August 25, dans Nachtraege zur Physik, Chronologie und Astronomie Bd.11, Abt.1, GDML_Books, (1927), p. 315. http://gdmltest.u-ga.fr/item/PPN236020595+dmdlog234/