{"covers": [4893445], "last_modified": {"type": "/type/datetime", "value": "2010-12-06T05:18:57.042160"}, "latest_revision": 3, "key": "/works/OL7670070W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL2362252A"}}], "created": {"type": "/type/datetime", "value": "2009-12-10T21:36:21.844969"}, "title": "Regesten der Reichsstadt Aachen", "subject_places": ["Aachen (Germany)"], "subjects": ["History", "Sources"], "type": {"key": "/type/work"}, "revision": 3}