{"type": {"key": "/type/work"}, "title": "Demographischer Wandel und technische Infrastruktur", "key": "/works/OL27964263W", "subjects": ["Economic forecasting", "Economic conditions", "Population forecasting", "Cities and towns", "Growth", "Urban renewal", "Forecasting", "Infrastructure (Economics)"], "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL7937209A"}}, {"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL4445462A"}}], "latest_revision": 2, "revision": 2, "created": {"type": "/type/datetime", "value": "2022-06-02T17:50:34.814913"}, "last_modified": {"type": "/type/datetime", "value": "2024-08-27T15:11:06.245275"}}