{"works": [{"key": "/works/OL912133W"}], "title": "Elementer", "publishers": ["Gyldendal"], "publish_date": "2027", "key": "/books/OL62657158M", "type": {"key": "/type/edition"}, "covers": [15262548], "isbn_13": ["9788702395808"], "subtitle": "Bog XI-XIII. Rumgeometri", "languages": [{"key": "/languages/dan"}], "physical_format": "Hardcover", "latest_revision": 3, "revision": 3, "created": {"type": "/type/datetime", "value": "2026-10-06T18:27:34.710130"}, "last_modified": {"type": "/type/datetime", "value": "2026-10-06T18:29:12.370219"}}