{"last_modified": {"type": "/type/datetime", "value": "2010-12-05T03:21:05.269443"}, "title": "Magnetic properties of alloys containing lanthanum, cobalt, copper, and magnesium", "created": {"type": "/type/datetime", "value": "2009-12-10T09:35:32.603499"}, "subjects": ["Alloys", "Magnetic properties", "Nonferrous alloys", "Permanent magnets"], "latest_revision": 3, "key": "/works/OL5335436W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL1224192A"}}], "type": {"key": "/type/work"}, "revision": 3}