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Phys Rev B Condens Matter
; 36(7): 3966, 1987 Sep 01.
Article
in English
| MEDLINE
| ID: mdl-9943353
4.
Phys Rev B Condens Matter
; 35(13): 7238-7241, 1987 May 01.
Article
in English
| MEDLINE
| ID: mdl-9941012