Die Planimetrie Band 2, Theil 1
Helmes, Joseph
GDML_Books, (1862), p.
EUDML-ID : urn:eudml:doc:202612
@book{PPN589772627,
     title = {Die Planimetrie Band 2, Theil 1},
     series = {GDML\_Books},
     publisher = {Hahn},
     year = {1862},
     language = {de},
     url = {http://dml.mathdoc.fr/item/PPN589772627}
}
Helmes, Joseph. Die Planimetrie Band 2, Theil 1. GDML_Books (1862),  http://gdmltest.u-ga.fr/item/PPN589772627/