{"lc_classifications": ["QD95 M9713 1972B"], "key": "/works/OL13322468W", "created": {"type": "/type/datetime", "value": "2009-12-11T09:14:04.635546"}, "title": "Spectrochemical analysis by x-ray fluorescence [by] Rudolf O. M\u00fcller", "id": 48489721, "first_publish_date": "1972", "latest_revision": 2, "last_modified": {"type": "/type/datetime", "value": "2010-01-27T09:04:40.121246"}, "authors": [{"type": "/type/author_role", "author": {"key": "/authors/OL6219534A"}}], "type": {"key": "/type/work"}, "subjects": ["X-ray spectroscopy"], "revision": 2}