@inbook{400522, title = {Von den Beschreibungen. \S 510 - \S 511}, booktitle = {Wissenschaftlehre}, series = {GDML\_Books}, publisher = {J.E. v Seidel}, address = {Sulzbach}, year = {1837}, pages = {231-236}, url = {http://dml.mathdoc.fr/item/400522} }
(éd.). Von den Beschreibungen. §510 - §511, dans Wissenschaftlehre, GDML_Books, (1837), pp. 231-236. http://gdmltest.u-ga.fr/item/400522/