{"personal_name": "Andrew R. Graybill", "key": "/authors/OL3570349A", "name": "Andrew R. Graybill", "type": {"key": "/type/author"}, "source_records": ["bwb:9780847830565"], "birth_date": "1971", "alternate_names": ["Andrew Graybill", "Andrew GRAYBILL"], "latest_revision": 2, "revision": 2, "created": {"type": "/type/datetime", "value": "2008-04-30T09:38:13.731961"}, "last_modified": {"type": "/type/datetime", "value": "2026-01-18T09:03:31.594948"}}