{"languages": [{"key": "/l/eng"}], "physical_format": "Paperback", "last_modified": {"type": "/type/datetime", "value": "2008-04-30 09:38:13.731961"}, "publishers": ["Elsevier Science Pub Co"], "title": "Comets Halley and Giacobini-Zinner (Advances in Space Research)", "id": 13357029, "isbn_13": ["9780080348346"], "isbn_10": ["0080348343"], "publish_date": "October 1, 1986", "key": "/b/OL9977407M", "authors": [{"key": "/a/OL3359745A"}], "type": {"key": "/type/edition"}, "subjects": ["Astronomy - General", "Theoretical & mathematical astronomy", "Science", "Science/Mathematics"], "revision": 1}