@book{Ziegler+2020,
url = {https://doi.org/10.3790/9783428417445},
title = {Der Prämienrücklauf in der Lebensversicherung},
title = {},
author = {Kurt F. Ziegler},
publisher = {Duncker & Humblot},
address = {},
doi = {doi:10.3790/9783428417445},
isbn = {9783428417445},
year = {1964},
lastchecked = {2020}
}