{"first_publish_date": "1961", "latest_revision": 3, "key": "/works/OL1474249W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL156168A"}}], "subjects": ["Economic aspects", "Economic aspects of Roads", "Roads"], "created": {"type": "/type/datetime", "value": "2009-12-09T21:38:44.509140"}, "title": "Manual for highway severance damage studies", "subject_places": ["United States"], "last_modified": {"type": "/type/datetime", "value": "2010-12-03T13:43:23.714546"}, "type": {"key": "/type/work"}, "revision": 3}