@book{PPN591331322, title = {Die Geometrie der Lage Abth. 1}, series = {GDML\_Books}, publisher = {R\"umpler}, address = {Hannover}, year = {1877}, language = {de}, url = {http://dml.mathdoc.fr/item/PPN591331322} }
Reye, Theodor. Die Geometrie der Lage Abth. 1. GDML_Books (1877), http://gdmltest.u-ga.fr/item/PPN591331322/