{"title": "The CALC handbook", "subjects": ["Calculus", "Problems, exercises"], "key": "/works/OL9402226W", "authors": [{"author": {"key": "/authors/OL1951875A"}, "type": {"key": "/type/author_role"}}], "type": {"key": "/type/work"}, "latest_revision": 3, "revision": 3, "created": {"type": "/type/datetime", "value": "2009-12-11T00:26:58.932935"}, "last_modified": {"type": "/type/datetime", "value": "2021-06-07T21:32:01.655722"}}