1
by Detlefsen, Detlef 1833-1911
Published 1883
“...Hochschulschrift (DE-588)4113937-9 gnd-content...”Published 1883
Book
2
by Detlefsen, Detlef 1833-1911
Published 1902
“...Hochschulschrift (DE-588)4113937-9 gnd-content...”Published 1902
Book