TY  - JOUR
A1  - Appel, Clemens
T1  - Demografischer Wandel
T2  - KWI Schriften
Y1  - 2009
UR  - https://publishup.uni-potsdam.de/frontdoor/index/index/docId/4942
UR  - https://nbn-resolving.org/urn:nbn:de:kobv:517-opus-51883
SN  - 1867-951X
SN  - 1867-9528
IS  - 2
SP  - 45
EP  - 51
ER  -