@book{PPN591235048, title = {Geometria Tomus 2}, series = {GDML\_Books}, publisher = {Weber}, address = {Posonii}, year = {1801}, language = {la}, url = {http://dml.mathdoc.fr/item/PPN591235048} }
Hadaly, Károly. Geometria Tomus 2. GDML_Books (1801), http://gdmltest.u-ga.fr/item/PPN591235048/