@book{Spieler+2020,
url = {https://doi.org/10.3790/9783428421909},
title = {Untersuchungen zu Johann Gustav Droysens »Historik«},
title = {},
author = {Karl-Heinz Spieler},
publisher = {Duncker & Humblot},
address = {},
doi = {doi:10.3790/9783428421909},
isbn = {9783428421909},
year = {1970},
lastchecked = {2020}
}