{"created": {"type": "/type/datetime", "value": "2019-07-06T04:25:45.006454"}, "subjects": ["Generalized spaces", "Combinatorial packing and covering"], "latest_revision": 1, "key": "/works/OL19893232W", "title": "Packing and covering", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL218679A"}}], "type": {"key": "/type/work"}, "last_modified": {"type": "/type/datetime", "value": "2019-07-06T04:25:45.006454"}, "covers": [8703925], "revision": 1}