1.
Phys Rev B Condens Matter
; 39(5): 3086-3096, 1989 Feb 15.
Article
in English
| MEDLINE
| ID: mdl-9948605
2.
Phys Rev B Condens Matter
; 38(12): 8114-8120, 1988 Oct 15.
Article
in English
| MEDLINE
| ID: mdl-9945562