@book{2015,
url = {https://doi.org/10.3790/9783428544172},
title = {Geheime Post},
title = {Kryptologie und Steganographie der diplomatischen Korrespondenz europäischer Höfe während der Frühen Neuzeit},
author = {},
publisher = {Duncker & Humblot},
address = {},
doi = {doi:10.3790/9783428544172},
isbn = {9783428544172},
year = {2015},
lastchecked = {2015}
}