@book{Zöllner+2023,
url = {https://doi.org/10.3790/9783428449200},
title = {Ein Jahrhundert Sozialversicherung in Deutschland},
title = {},
author = {Detlev Zöllner},
publisher = {Duncker & Humblot},
address = {},
doi = {doi:10.3790/9783428449200},
isbn = {9783428449200},
year = {1981},
lastchecked = {2023}
}