1.
Phys Rev B Condens Matter
; 54(10): 7481-7488, 1996 Sep 01.
Article
in English
| MEDLINE
| ID: mdl-9984375
2.
Phys Rev B Condens Matter
; 54(10): 7512-7520, 1996 Sep 01.
Article
in English
| MEDLINE
| ID: mdl-9984379