@misc{indiciae332e2ca40677, title = {A new highly enriched 233 U reference material for improved simultaneous determination of uranium amount and isotope amount ratios in trace level samples}, author = {Essex, Richard M. and Williams, Ross W. and Rogers, Kayron T. and Hexel, Cole R. and Parsons-Davis, Tashi and Treinen, Kerri C.}, year = {2021}, doi = {10.1016/j.talanta.2020.121638}, url = {https://www.osti.gov/biblio/1678855}, note = {Source identifier: 1678855} }