{"first_publish_date": "1994", "key": "/works/OL1658338W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL185838A"}}], "subjects": ["Differential equations", "Handbooks, manuals", "Engineering mathematics", "Gew\u00f6hnliche Differentialgleichung"], "title": "Ordinary differential equations", "dewey_number": ["515.352"], "type": {"key": "/type/work"}, "covers": [11690580], "latest_revision": 4, "revision": 4, "created": {"type": "/type/datetime", "value": "2009-12-09T22:04:51.188865"}, "last_modified": {"type": "/type/datetime", "value": "2021-08-18T10:38:38.233405"}}