{"first_sentence": {"type": "/type/text", "value": "This section illustrates OPL on a scheduling application."}, "physical_format": "Paperback", "subtitle": "9th Portuguese Conference on Artificial Intelligence, EPIA '99, Evora, Portugal, September 21-24, 1999, Proceedings ... / Lecture Notes in Artificial Intelligence)", "weight": "1.2 pounds", "languages": [{"key": "/l/eng"}], "type": {"key": "/type/edition"}, "publishers": ["Springer"], "number_of_pages": 385, "isbn_13": ["9783540665489"], "id": 12600036, "edition_name": "1 edition", "isbn_10": ["354066548X"], "publish_date": "October 18, 1999", "key": "/b/OL9339965M", "last_modified": {"type": "/type/datetime", "value": "2008-04-30 09:38:13.731961"}, "title": "Progress in Artificial Intelligence", "contributions": ["Pedro Barahona (Editor)", "Jose J. Alferes (Editor)"], "subjects": ["Artificial Intelligence", "Congresses", "Computer Books: General", "Computers", "Computers - General Information", "General", "Artificial Intelligence - General", "AI Logics", "Agent Technology", "Computers / Artificial Intelligence", "Logic Programming", "Natural Language Processing"], "physical_dimensions": "9.1 x 6.1 x 0.9 inches", "revision": 1}