@book{Penzig2016,
author = {Penzig, Rudolph},
year = {2016},
language = {ger},
copyright = {https://creativecommons.org/public-domain/cc0/},
title = {Was 'ethische Kultur' nach dem Kriege will und soll},
url = "http://dx.doi.org/10.17169/refubium-20937",
}