{"last_modified": {"type": "/type/datetime", "value": "2010-12-04T23:27:31.936409"}, "title": "Market demand", "created": {"type": "/type/datetime", "value": "2009-12-10T10:45:21.290152"}, "subjects": ["Demand (Economic theory)", "Mathematical models", "Smoothing (Statistics)"], "latest_revision": 2, "key": "/works/OL5607464W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL1350808A"}}], "type": {"key": "/type/work"}, "revision": 2}