1. Tabata, T., Ito, R., Itikawa, Y., et al., Rep. IPPJ-AM-18, Nagoya, 1981.
2. Langley, R.A., Bohdansky, J., Eckstein, W., et al., Nucl. Fusion, Vienna, 1984, Special Issue, IAEA, p. 12.
3. Tabata, T., Ito, R., Itikawa, Y., et al., Rep. IPPJ-AM-34, Nagoya, 1984.
4. Eckstein, W., Springer Series in Material Science, Berlin, Heidelberg, New York: Springer, 1991, vol. 10.
5. Thomas, E.W., Janev, R.K., and Smith, J.J., Nucl. Instrum. Meth. B, 1992, vol. 69, p. 427.