{"first_publish_date": "1984", "key": "/works/OL129309W", "title": "Trigonometry", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL2671276A"}}], "type": {"key": "/type/work"}, "subjects": ["Trigonometry", "Problems, exercises, etc", "Problems, exercises"], "covers": [13212821], "latest_revision": 5, "revision": 5, "created": {"type": "/type/datetime", "value": "2009-10-18T22:00:45.657600"}, "last_modified": {"type": "/type/datetime", "value": "2023-02-02T13:29:03.936625"}}