{"source":{"id":"source-d31e5758-840f-4be0-8c83-8b574d63f4f7","url":"https://www.iso.org/standard/51063.html","host":"www.iso.org","status":403,"last_checked":"2026-09-01 18:18:09"},"citations":[{"idea_id":"gapfill","title":"Gapfill — building-product attributes the supplier never sent","section":"standards-layer-the-full-etim-measurements","contribution_id":""}]}