1.
Phys Rev B Condens Matter
; 36(3): 1745-1749, 1987 Jul 15.
Article
in English
| MEDLINE
| ID: mdl-9943010
2.
Phys Rev B Condens Matter
; 36(3): 1750-1753, 1987 Jul 15.
Article
in English
| MEDLINE
| ID: mdl-9943011