TY - RPRT TI - Methodology and technical input for the 2021 review and revision of the U.S. Critical Minerals List AU - Nedal T. Nassar AU - Steven M. Fortier PY - 2021 DO - 10.3133/ofr20211045 UR - https://pubs.usgs.gov/publication/ofr20211045 ID - ofr20211045 ER -