{"lc_classifications": ["TD273 .S964 1992"], "key": "/works/OL3640068W", "created": {"type": "/type/datetime", "value": "2009-12-10T04:03:31.951715"}, "title": "Umgang mit wassergefa\u0308hrdenden Stoffen", "id": 38816170, "subject_places": ["Germany"], "first_publish_date": "1993", "latest_revision": 2, "last_modified": {"type": "/type/datetime", "value": "2010-02-17T07:22:41.354365"}, "authors": [{"type": "/type/author_role", "author": {"key": "/authors/OL622077A"}}], "dewey_number": ["363.73/94/0943"], "type": {"key": "/type/work"}, "subjects": ["Congresses", "Water", "Pollution", "Water quality management", "Law and legislation"], "revision": 2}