{"created": {"type": "/type/datetime", "value": "2009-12-10T06:19:39.996161"}, "subjects": ["Isotope separation", "Isotopes"], "latest_revision": 4, "key": "/works/OL4423490W", "title": "Isotopes in the atomic age", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL876569A"}}], "type": {"key": "/type/work"}, "last_modified": {"type": "/type/datetime", "value": "2010-12-04T18:44:44.651262"}, "covers": [4126913], "revision": 4}