{"created": {"type": "/type/datetime", "value": "2009-12-10T21:33:01.975241"}, "subjects": ["Vibration", "Cars", "Vehicles", "Railroads", "Automobiles", "Statesmen", "Railroad cars"], "latest_revision": 9, "key": "/works/OL7645474W", "title": "Vibration of rail and road vehicles", "authors": [{"type": "/type/author_role", "author": {"key": "/authors/OL2348586A"}}], "type": {"key": "/type/work"}, "last_modified": {"type": "/type/datetime", "value": "2020-09-16T09:05:38.369151"}, "covers": [7223315], "revision": 9}