1. S. Wagner: J. Electrochem. Soc., Solid State Sci. Technol.119, 1570 (1972)
2. K. Wittmaack, J. Maul, F. Schulz: Paper presented at the International Conference on Ion Implantation in Semiconductors and other Materials Yorktown Heights, N. Y., December 11–14, 1972
3. W. K. Hofker, H. W. Werner, D. P. Oosthoek, H. A. M. de Grefte: In: Proceedings of the International Conference on Ion Implantation in Semiconductors and Other Materials, York-town Heights, N. Y., December 11–14, 1972
4. R. W. Bicknell, R. M. Allen: Rad. Effects6, 45 (1970)
5. L. T. Chadderton, F. H. Eisen: Rad. Effects7, 129 (1971)