@book{Verdross+2012,
url = {https://doi.org/},
title = {A. Einführung in die Arbeit},
title = {},
author = {Alfred Verdross},
publisher = {Duncker & Humblot},
address = {},
doi = {doi:},
isbn = {9783428538003},
year = {2012},
lastchecked = {2012}
}