1.
Phys Rev B Condens Matter
; 49(6): 4189-4198, 1994 Feb 01.
Article
in English
| MEDLINE
| ID: mdl-10011317
2.
Phys Rev B Condens Matter
; 48(5): 3575-3578, 1993 Aug 01.
Article
in English
| MEDLINE
| ID: mdl-10008800