1.
Phys Rev B Condens Matter
; 54(19): 13807-13815, 1996 Nov 15.
Article
in English
| MEDLINE
| ID: mdl-9985297
2.
Phys Rev B Condens Matter
; 53(16): R10524-R10527, 1996 Apr 15.
Article
in English
| MEDLINE
| ID: mdl-9982722