1.
Phys Rev B Condens Matter
; 44(24): 13549-13555, 1991 Dec 15.
Article
in English
| MEDLINE
| ID: mdl-9999558
2.
Phys Rev B Condens Matter
; 44(19): 10973-10975, 1991 Nov 15.
Article
in English
| MEDLINE
| ID: mdl-9999139
3.
Phys Rev B Condens Matter
; 42(11): 7193-7203, 1990 Oct 15.
Article
in English
| MEDLINE
| ID: mdl-9994847