TY - RPRT TI - Variation of lead isotopic composition and atomic weight in terrestrial materials (IUPAC Technical Report) AU - Xiang-Kun Zhu AU - Jacqueline Benefield AU - Tyler B. Coplen AU - Zhaofu Gao AU - Norman E. Holden PY - 2020 DO - 10.1515/pac-2018-0916 UR - https://pubs.usgs.gov/publication/70217753 ID - 70217753 ER -