1.
Phys Rev B Condens Matter
; 43(11): 8803-8807, 1991 Apr 15.
Article
in English
| MEDLINE
| ID: mdl-9996547
2.
Phys Rev B Condens Matter
; 42(15): 9365-9376, 1990 Nov 15.
Article
in English
| MEDLINE
| ID: mdl-9995175