{"isbn_13": ["9780470032497"], "subtitle": "A Practical Guide to KPIs for the UTRAN Environment", "last_modified": {"type": "/type/datetime", "value": "2008-04-29 13:35:46.87638"}, "languages": [{"key": "/l/eng"}], "publishers": ["Wiley"], "number_of_pages": 226, "first_sentence": {"type": "/type/text", "value": "Performance measurement represents a new stage of monitoring data."}, "isbn_10": ["0470032499"], "publish_date": "October 6, 2006", "key": "/b/OL7594916M", "authors": [{"key": "/a/OL1437783A"}], "title": "UMTS Performance Measurement", "type": {"key": "/type/edition"}, "id": 10336207, "revision": 1}