@book{PPN591331985, title = {Die Geometrie der Lage Abth. 2}, series = {GDML\_Books}, publisher = {R\"umpler}, address = {Hannover}, year = {1880}, language = {de}, url = {http://dml.mathdoc.fr/item/PPN591331985} }
Reye, Theodor. Die Geometrie der Lage Abth. 2. GDML_Books (1880), http://gdmltest.u-ga.fr/item/PPN591331985/