@book{UBHD-1111002, author={Oßwald, Paul}, title={Belgien}, publisher={Teubner}, address={Leipzig [u.a.]}, year={1915}, pages={getr. Zaehlung}, language={ger}, number={501}, series={Aus Natur und Geisteswelt ; 501}, library={UB [Signatur: A 1801-16]}, }