{"subject_places": ["United States"], "subjects": ["Renewable energy sources", "Biomass energy", "Alcohol as fuel", "Biodiesel fuels"], "key": "/works/OL6002536W", "title": "Renewable fuels", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL1501627A"}}], "type": {"key": "/type/work"}, "latest_revision": 5, "revision": 5, "created": {"type": "/type/datetime", "value": "2009-12-10T18:20:47.597523"}, "last_modified": {"type": "/type/datetime", "value": "2023-01-06T12:00:13.172789"}}