@article{article34a514af, title = {GHR1 Zircon - A New Eocene Natural Reference Material for Microbeam U-Pb Geochronology and Hf Isotopic Analysis of Zircon}, author = {Eddy, Michael and IbaƱez-Mejia, Mauricio and Burgess, Seth D. and Coble, Matthew A. and Cordani, Umberto G. and DesOrmeau, Joel and Gehrels, George and Li, Xianhua and MacLennan, Scott and Pecha, Mark and Sato, Kei and Schoene, Blair and Valencia, Victor A and Vervoort, Jeff and Wang, Tiantian}, year = {2019}, doi = {10.1111/ggr.12246}, journal = {Geostandards and Geoanalytical Research} }