S. Ho Lim, S.-H. Han, J.-H. Park, R. Park, C.-G. Lee, and K. Song, “Systematic Evaluation of Uranium Impurities in Process Blanks for Ultra-Trace Analysis on Environmental Safeguards Samples using MC-ICP-MS and Isotope Dilution Mass Spectrometry”, ajc, vol. 26, no. 13, pp. 4070–4072, Jun. 2014.