{"title": "Handbuch SI-Einheiten", "subjects": ["Handbooks, manuals", "Metric system", "Units", "Units of measurement"], "key": "/works/OL6408117W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL1690462A"}}], "type": {"key": "/type/work"}, "covers": [13708322], "latest_revision": 4, "revision": 4, "created": {"type": "/type/datetime", "value": "2009-12-10T19:06:39.890648"}, "last_modified": {"type": "/type/datetime", "value": "2023-03-20T13:17:26.136416"}}