{"last_modified": {"type": "/type/datetime", "value": "2010-12-04T00:04:26.690426"}, "title": "Design criteria for residential slabs-on-ground", "created": {"type": "/type/datetime", "value": "2009-12-10T19:28:02.444989"}, "subjects": ["Concrete Floors", "Concrete slabs", "Reinforced concrete construction"], "latest_revision": 3, "key": "/works/OL6629667W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL1783310A"}}], "type": {"key": "/type/work"}, "revision": 3}