@misc{Dannenberg_Hermann_(1824-1905)_Pommerns,
 author={Dannenberg, Hermann (1824-1905)},
 address={Berlin},
 howpublished={online},
 publisher={Ferdinand Schneider},
 publisher={Gebr. Unger},
 language={ger},
 title={Pommerns Münzen im Mittelalter},
 type={książka},
}