TY - BOOK DA - 2000 LA - eng PY - 2000 TI - Demographic Ageing and Population Decline in 21st Century Germany - Consequences for the Systems of Social Insurance UR - https://nbn-resolving.org/urn:nbn:de:0070-pub-25188584 Y2 - 2025-04-05T05:14:49 ER -