@book{PPN597535574, title = {Die Elemente der modernen Geometrie und Algebra Theil 2}, series = {GDML\_Books}, publisher = {Teubner}, address = {Leipzig}, year = {1875}, language = {de}, url = {http://dml.mathdoc.fr/item/PPN597535574} }
Schlegel, Victor. Die Elemente der modernen Geometrie und Algebra Theil 2. GDML_Books (1875), http://gdmltest.u-ga.fr/item/PPN597535574/