{"created": {"type": "/type/datetime", "value": "2009-12-10T19:20:17.644477"}, "subject_places": ["Missouri"], "subjects": ["Acid mine drainage", "Pollution", "Soil acidity", "Strip mining", "Water"], "latest_revision": 2, "key": "/works/OL6540965W", "title": "Water pollution aspects of strip mine drainage", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL1748531A"}}], "type": {"key": "/type/work"}, "last_modified": {"type": "/type/datetime", "value": "2010-12-05T05:54:29.354644"}, "revision": 2}