{"last_modified": {"type": "/type/datetime", "value": "2010-12-04T14:56:36.735090"}, "title": "A new approach to concrete structures classification and design", "created": {"type": "/type/datetime", "value": "2009-12-10T06:33:08.400743"}, "subjects": ["Concrete construction", "Structural design"], "latest_revision": 2, "key": "/works/OL4502970W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL901355A"}}], "type": {"key": "/type/work"}, "revision": 2}