1. Anderson, A. O., and Hooper, E. B. (1977). Proc. Symp. Prod. Neutral. Negat. Hydrogen Ions Beams, Brookhaven Natl. Lab. Rep. BNL-50727, p. 205.
2. Volume Generation of H-Ions in Plasmas
3. Bacal, M., Bruneteau, A. M., Doucet, H. J., Graham, W. G., and Hamilton, G. W. (1980a). Proc. Int. Symp. Prod. Neutral. Negat. Hydrogen Ions Beams, 2nd, Brookhaven Natl. Lab. Rep. BNL-51304, p. 90.
4. Bacal, M., Buzzi, J. M., Doucet, H. J., Labaune, G., Lamain, H., Stephan, J. P., Delauney, M., Jacquot, C., Ludwig, P., and Verney, S. (1980b). Proc. Int. Symp. Prod. Neutral. Negat. Hydrogen Ions Beams, Brookhaven Natl. Lab. Rep. BNL-51304, p. 270.
5. Baker, W. R., Ehlers, K. W., Kunkel, W. B., and Lietzke, A. F. (1971). Proc. Symp. Ion Sources Form. Ion Beams, Brookhaven Natl. Lab. Rep. BNL-50310.