https://www.iea.org/reports/recycling-of-critical-minerals/executive-summary
Authors. International Energy Agency
Venue. — executive summary
How the Institute flags it
established 4 times frontier 1 time
This source carries more than one flag across the corpus. That is not an inconsistency to resolve: the same work can be established evidence for one claim and frontier evidence for another, and the flag belongs to the use rather than to the source.