{"title": "Theoretical chemistry.", "authors": [{"key": "/authors/OL580372A"}], "publish_date": "1961", "publishers": ["Van Nostrand"], "dewey_decimal_class": ["541.2"], "languages": [{"key": "/languages/eng"}], "publish_country": "xxu", "publish_places": ["Princetown, New Jersey"], "type": {"key": "/type/edition"}, "source_records": ["marc:talis_openlibrary_contribution/talis-openlibrary-contribution.mrc:2666769:403"], "key": "/books/OL13644017M", "works": [{"key": "/works/OL3479945W"}], "latest_revision": 3, "revision": 3, "created": {"type": "/type/datetime", "value": "2008-08-30T17:53:12.836483"}, "last_modified": {"type": "/type/datetime", "value": "2025-12-31T05:34:25.794072"}}