1.
Phys Rev B Condens Matter
; 49(19): 14085, 1994 May 15.
Article
in English
| MEDLINE
| ID: mdl-10021609
2.
Phys Rev B Condens Matter
; 48(23): 17163-17167, 1993 Dec 15.
Article
in English
| MEDLINE
| ID: mdl-10008322