{"subjects": ["Metallurgy", "Zinc", "Zinc alloys", "Zinc compounds", "Zinc industry", "Zinc industry and trade"], "key": "/works/OL5476252W", "title": "Zinc and its alloys and compounds", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL1295849A"}}], "type": {"key": "/type/work"}, "covers": [4638628], "latest_revision": 4, "revision": 4, "created": {"type": "/type/datetime", "value": "2009-12-10T10:13:06.032892"}, "last_modified": {"type": "/type/datetime", "value": "2022-12-11T17:04:54.482075"}}