1.
Phys Rev B Condens Matter
; 53(6): 3598-3603, 1996 Feb 01.
Article
in English
| MEDLINE
| ID: mdl-9983877
2.
Phys Rev B Condens Matter
; 51(18): 12605-12617, 1995 May 01.
Article
in English
| MEDLINE
| ID: mdl-9978031
3.
Phys Rev B Condens Matter
; 50(9): 6238-6245, 1994 Sep 01.
Article
in English
| MEDLINE
| ID: mdl-9976998
4.
5.
Phys Rev B Condens Matter
; 47(5): 2897-2900, 1993 Feb 01.
Article
in English
| MEDLINE
| ID: mdl-10006356