{"created": {"type": "/type/datetime", "value": "2009-12-10T22:39:16.047839"}, "title": "A Digital Signal Processing Primer", "covers": [581907], "last_modified": {"type": "/type/datetime", "value": "2010-04-28T09:40:13.343922"}, "latest_revision": 2, "key": "/works/OL8328722W", "authors": [{"type": "/type/author_role", "author": {"key": "/authors/OL2770150A"}}], "type": {"key": "/type/work"}, "revision": 2}