{"subject_places": ["Costa Rica"], "subjects": ["Water", "Stream ecology", "Watershed ecology", "Pollution", "Environmental aspects"], "type": {"key": "/type/work"}, "key": "/works/OL23716778W", "title": "Cuencas y r\u00edos de Costa Rica", "latest_revision": 2, "revision": 2, "created": {"type": "/type/datetime", "value": "2020-12-02T02:46:11.509657"}, "last_modified": {"type": "/type/datetime", "value": "2025-12-19T09:41:35.045921"}}