{"title": "On historical materialism", "subjects": ["Socialism", "Communism"], "key": "/works/OL16421488W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL48230A"}}, {"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL1368A"}}, {"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL1104A"}}], "type": {"key": "/type/work"}, "latest_revision": 3, "revision": 3, "created": {"type": "/type/datetime", "value": "2012-01-03T19:02:06.798118"}, "last_modified": {"type": "/type/datetime", "value": "2021-04-26T16:41:18.285463"}}