{"isbn_13": ["9780121216825"], "last_modified": {"type": "/type/datetime", "value": "2008-04-29 13:35:46.87638"}, "languages": [{"key": "/l/eng"}], "publishers": ["Academic Press"], "number_of_pages": 576, "first_sentence": {"type": "/type/text", "value": "Nonlinear optics is the study of phenomena that occur as a consequence of the modification of the optical properties of a material system by the presence of light."}, "isbn_10": ["0121216829"], "publish_date": "December 2002", "key": "/b/OL7325846M", "authors": [{"key": "/a/OL763916A"}], "title": "Nonlinear Optics, Second Edition", "type": {"key": "/type/edition"}, "id": 9984075, "revision": 1}