1.
2.
Phys Rev B Condens Matter
; 45(16): 9451-9454, 1992 Apr 15.
Article
in English
| MEDLINE
| ID: mdl-10000818
3.
Phys Rev B Condens Matter
; 33(1): 662-664, 1986 Jan 01.
Article
in English
| MEDLINE
| ID: mdl-9937972