Bibliography%H. Chen, K. Pan, and Y. T. Lee, “Separation of Strontium from Barium Ions by Paperelectrochromatography,”\r J\r .\r Chin. Chem\r .\r Soc\r .\r Series II\r 6\r , 47 (1959).%H. Hamaguchi, H. Cheng, and Y. T. Lee, “Study of the Radioactivity of Hokutolite,”\r J\r .\r Chin. Chem\r .\r Soc\r .\r II\r 9\r , 1 (1962).%Y. T. Lee and B. H. Mahan, “Photosensitized Ionization of Alkali Metal Vapors,”\r J\r .\r Chem\r .\r Phys\r .\r 42\r , 2893?2896 (1965).%Y. T. Lee and B. H. Mahan, “Mobilities of Cesium and Rubidium Ion in Their Parent Vapors,”\r J\r .\r Chem\r .\r Phys\r .\r 43\r , 2016?2019 (1965).%W. R. Gentry, E. A. Gislason, Y. T. Lee, C. W. Tsao, and B. H. Mahan, “Product Energy and Angular Distributions from the Reaction of N\r ₂⁺\r with Isotopic Hydrogen Molecules,”\r Discuss. Faraday Soc\r .\r 44\r , 137?145 (1967).%W. R. Gentry, Y. T. Lee, and B. H. Mahan, “Charge Transfer between Positive Alkali Ions and Atoms,”\r J\r .\r Chem\r .\r Phys\r .\r 49\r , 1758?1762 (1968).%Y. T. Lee, J. D. McDonald, P. R. LeBreton, and D. R. Herschbach, “Molecular Beam Kinetics:? Evidence for Short-Range Attraction in Halogen Atom-Molecule Exchange Reactions,”\r J\r .\r Chem<