@article{137556, author = {Leticia Pibida and J Hutchinson and B Bushaw}, title = {Evaluation of Resonance Ionization Mass Spectrometry for the Determination of 135Cs/137Cs Isotope Ratio in Low-level Samples}, year = {2001}, number = {89}, month = {2001-01-01}, publisher = {Radiochimica Acta}, language = {en}, }