TY - JOUR AU - Leticia Pibida AU - J Hutchinson AU - Lisa Karam AU - W Norteshauser AU - B Bushaw C2 - Bull Am Phys Soc DAMOP DA - 2000-01-01 LA - en M1 - 45 PB - Bull Am Phys Soc DAMOP PY - 2000 TI - Resonance Ionization Mass Spectrometry Systems. Measurement of 135Cs/137Cs Isotopic Ratio ER -