@book{Braun2017,
author = {Braun, Alexander},
year = {2017},
language = {ger},
copyright = {https://creativecommons.org/public-domain/cc0/},
title = {Verzeichniß von Werken aus dem Gesamtgebiete der Botanik},
url = "http://dx.doi.org/10.17169/refubium-24213",
}