{"subjects": ["Watershed management", "Social aspects", "Economic aspects", "Watersheds"], "key": "/works/OL18911171W", "title": "Hydrology and the management of watersheds", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL2739906A"}}], "type": {"key": "/type/work"}, "covers": [1542086], "latest_revision": 2, "revision": 2, "created": {"type": "/type/datetime", "value": "2019-02-17T23:38:47.651885"}, "last_modified": {"type": "/type/datetime", "value": "2022-10-17T17:57:00.341803"}}