urn:ddi:de.dezim:b7dea3db-7cc1-4140-9acd-c6f6c6b8e466:1 de.dezim b7dea3db-7cc1-4140-9acd-c6f6c6b8e466 1 fdz@dezim-institut.de abl_nbl abl_nbl abl_nbl Bundesländer Federal States Federal States Alte Bundesländer und Neue Bundesländer Old federal states and new federal states Old federal states and new federal states