{"lc_classifications": ["HT395.B8 B47"], "key": "/works/OL2081405W", "created": {"type": "/type/datetime", "value": "2009-12-09T22:51:14.802333"}, "title": "Growth poles and growth centres as instruments of regional development and modernization with special reference to Bulgaria and France", "id": 37259399, "subject_places": ["Bulgaria", "France"], "first_publish_date": "1970", "latest_revision": 2, "last_modified": {"type": "/type/datetime", "value": "2010-02-03T03:33:49.134162"}, "authors": [{"type": "/type/author_role", "author": {"key": "/authors/OL255483A"}}], "dewey_number": ["309.2/5/0944"], "type": {"key": "/type/work"}, "subjects": ["Regional planning", "Central places"], "revision": 2}