@book{PPN589828800, title = {Von Q bis S Theil 4}, series = {GDML\_Books}, publisher = {Schwickert}, address = {Leipzig}, year = {1823}, language = {de}, url = {http://dml.mathdoc.fr/item/PPN589828800} }
Klügel, Georg Simon. Von Q bis S Theil 4. GDML_Books (1823), http://gdmltest.u-ga.fr/item/PPN589828800/