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Phys Rev B Condens Matter
; 40(18): 12215-12228, 1989 Dec 15.
Article
in English
| MEDLINE
| ID: mdl-9991853
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Phys Rev B Condens Matter
; 33(10): 6744-6757, 1986 May 15.
Article
in English
| MEDLINE
| ID: mdl-9937996