{"title": "Digital filter design solutions", "key": "/works/OL8941863W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL3094043A"}}], "type": {"key": "/type/work"}, "subjects": ["Digital Electric filters", "Design and construction", "Signal processing", "Digital techniques"], "latest_revision": 2, "revision": 2, "created": {"type": "/type/datetime", "value": "2009-12-10T23:34:07.939421"}, "last_modified": {"type": "/type/datetime", "value": "2020-12-11T10:03:40.775726"}}