{"last_modified": {"type": "/type/datetime", "value": "2010-12-05T06:30:50.350111"}, "title": "Problem metodologicznego statusu materializmu historycznego", "created": {"type": "/type/datetime", "value": "2009-12-10T04:27:09.689484"}, "subjects": ["Historical materialism"], "latest_revision": 2, "key": "/works/OL3775816W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL666228A"}}], "type": {"key": "/type/work"}, "revision": 2}