{"isbn_13": ["9780792334422"], "physical_format": "Hardcover", "weight": "2.2 pounds", "languages": [{"key": "/l/eng"}], "type": {"key": "/type/edition"}, "publishers": ["Springer"], "number_of_pages": 441, "id": 10604846, "edition_name": "1 edition", "isbn_10": ["0792334426"], "publish_date": "July 31, 1995", "key": "/b/OL7807805M", "last_modified": {"type": "/type/datetime", "value": "2008-04-29 15:03:11.581851"}, "title": "Astronomical and Astrophysical Objectives of Sub-Milliarcsecond Optical Astrometry (International Astronomical Union Symposia)", "contributions": ["Erik H\u00f8g (Editor)", "P. Kenneth Seidelmann (Editor)"], "subjects": ["Astrophysics", "Theoretical & mathematical astronomy", "Science", "Nature", "Science/Mathematics", "Astronomy - General", "Star Observation", "Science / Astronomy", "Astrometry", "Congresses"], "physical_dimensions": "9.8 x 6.5 x 1.2 inches", "revision": 1}