@book{Jansen+2020,
url = {https://doi.org/10.3790/9783428464128},
title = {Der persönliche und zeitliche Geltungsbereich des Betriebsrentengesetzes},
title = {},
author = {Christian Jansen},
publisher = {Duncker & Humblot},
address = {},
doi = {doi:10.3790/9783428464128},
isbn = {9783428464128},
year = {1988},
lastchecked = {2020}
}