1. G. Carter and W.A. Grant, Ion Implantation of Semiconductors. Arnold, London (1976).
2. S.U. Campisano, G. Foti, P. Mazzoldi and E. Rimini (eds), Ion Beam Modification of Materials. North-Holland, Amsterdam (1987).
3. P.M. Ossi, Rad. Effects 7 Defects in Solids, 108 (1989) 61.
4. G. Dearnaley, Appl. Phys. Lett.
28 (1976) 244.
5. A.D. Marwick, J. Phys. F.
8 (1978) 1849.