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Phys Rev B Condens Matter
; 43(2): 1322-1330, 1991 Jan 15.
Article
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| MEDLINE
| ID: mdl-9997380
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Phys Rev B Condens Matter
; 42(8): 5040-5045, 1990 Sep 15.
Article
in English
| MEDLINE
| ID: mdl-9996063
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Phys Rev B Condens Matter
; 38(6): 4273-4276, 1988 Aug 15.
Article
in English
| MEDLINE
| ID: mdl-9946803
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Phys Rev B Condens Matter
; 34(12): 8444-8448, 1986 Dec 15.
Article
in English
| MEDLINE
| ID: mdl-9939560
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Phys Rev B Condens Matter
; 33(6): 3702-3708, 1986 Mar 15.
Article
in English
| MEDLINE
| ID: mdl-9938779