{"type": {"key": "/type/work"}, "title": "H\u00e1 petr\u00f3leo no Barreiro", "subjects": ["History", "Sources", "Social life and customs"], "subject_places": ["Barreiro (Set\u00fabal, Portugal)"], "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL8566555A"}, "role": "author."}], "key": "/works/OL44455166W", "latest_revision": 1, "revision": 1, "created": {"type": "/type/datetime", "value": "2025-11-30T00:15:13.432183"}, "last_modified": {"type": "/type/datetime", "value": "2025-11-30T00:15:13.432183"}}