Li, Yupu ; Kilner, J.A. ; Tate, T.J.... Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms.
118
(1996)
1-4
- p.
133-138
,
1996
Jafri, Z.H. ; Jeynes, C. ; Webb, R.P.. Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms.
48
(1990)
1-4
- p.
457-460
,
1990