{"lc_classifications": ["HC427.7 .W295 2008"], "key": "/works/OL13837733W", "title": "Qing mo shang bu yan jiu =", "first_publish_date": "2008", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL6707400A"}}], "type": {"key": "/type/work"}, "subjects": ["Economic conditions", "History", "China. Nong gong shang bu", "China"], "covers": [13461216], "latest_revision": 4, "revision": 4, "created": {"type": "/type/datetime", "value": "2009-12-11T10:48:04.133610"}, "last_modified": {"type": "/type/datetime", "value": "2023-03-15T14:52:57.575531"}}