1. Gas Phase Ion Chemistry, Ed. by M. T. Bowers (Academic, New York, 1979).
2. M. A. Smith, in Unimolecular and Bimolecular Ion-Molecule Reaction Dynamics, Ed. by C. Y. Ng, M. Baer, and I. Powis (Wiley, New York, 1994), p. 183.
3. D. Gerlich, in Advances in Chemical Physics: State-Selected and State-to-State Ion-Molecule Reaction Dynamics, Ed. by C. Y. Ng and M. Baer (Wiley, New York, 1992).
4. J. Xie and R. Zare, J. Chem. Phys. 96, 4293 (1992).
5. H. Bohringer and F. Arnold, Int. J. Mass Spectrom. Ion Processes 49, 61 (1983).