@book{Zinndorf+2023, url = {https://doi.org/10.3790/9783428589401}, title = {Ă„nderung von Versorgungszusagen}, title = {Das Drei-Stufen-Modell des Bundesarbeitsgerichts}, author = {Philipp Harald Zinndorf}, publisher = {Duncker & Humblot}, address = {}, doi = {doi:10.3790/9783428589401}, isbn = {9783428589401}, year = {2023}, lastchecked = {2023} }