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Phys Rev B Condens Matter
; 50(23): 17080-17084, 1994 Dec 15.
Article
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| MEDLINE
| ID: mdl-9976105
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Phys Rev B Condens Matter
; 47(3): 1516-1521, 1993 Jan 15.
Article
in English
| MEDLINE
| ID: mdl-10006167
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Phys Rev B Condens Matter
; 41(2): 1251-1253, 1990 Jan 15.
Article
in English
| MEDLINE
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Phys Rev B Condens Matter
; 37(14): 8308-8312, 1988 May 15.
Article
in English
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| ID: mdl-9944167
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Phys Rev B Condens Matter
; 36(17): 9168-9170, 1987 Dec 15.
Article
in English
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Phys Rev B Condens Matter
; 31(12): 7827-7834, 1985 Jun 15.
Article
in English
| MEDLINE
| ID: mdl-9935726