{"identifier":"nobleid:/w1/20260525/9C75393D","arkIdentifier":"ark:/48914/w1/20260525/9C75393D","version":1,"workTitle":"D. Die Rentenversicherungssysteme und ihre Grundcharakteristika","workType":"Journal Article","authors":"Katharina Bertelsmeier","description":null,"workUrl":null,"existingDoi":"10.5771/9783748939887-165","createdAt":"2026-05-25T22:05:01.041777Z","canonicalUrl":"https://nobleid.org/ark:/48914/w1/20260525/9C75393D.v1"}