@book{PPN591251434, title = {Die mathematische Geographie Theil 3, Abtheilung 3}, series = {GDML\_Books}, publisher = {Hammerich}, address = {Altona}, year = {1817}, language = {de}, url = {http://dml.mathdoc.fr/item/PPN591251434} }
Bugge, Thomas. Die mathematische Geographie Theil 3, Abtheilung 3. GDML_Books (1817), http://gdmltest.u-ga.fr/item/PPN591251434/