1.
Phys Rev B Condens Matter
; 48(21): 15708-15711, 1993 Dec 01.
Article
in English
| MEDLINE
| ID: mdl-10008122
2.
Phys Rev B Condens Matter
; 48(5): 3544-3547, 1993 Aug 01.
Article
in English
| MEDLINE
| ID: mdl-10008792