{"type": {"key": "/type/work"}, "title": "Recherches sur les volcans \u00e9teint du Vivarais et du Velay", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL1422896A"}}], "key": "/works/OL42347239W", "latest_revision": 2, "revision": 2, "created": {"type": "/type/datetime", "value": "2025-01-12T04:46:49.988154"}, "last_modified": {"type": "/type/datetime", "value": "2026-07-13T18:10:32.336737"}}