{"physical_format": "Hardcover", "last_modified": {"type": "/type/datetime", "value": "2008-04-30 20:50:18.033121"}, "publishers": ["Springer Verlag"], "number_of_pages": 1259, "id": 16841634, "isbn_13": ["9783540504757"], "isbn_10": ["3540504753"], "publish_date": "December 31, 1988", "key": "/b/OL12775681M", "title": "Astronomy and Astrophysics Abstracts", "type": {"key": "/type/edition"}, "subjects": ["Science/Mathematics"], "revision": 1}