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Phys Rev B Condens Matter
; 33(5): 3050-3057, 1986 Mar 01.
Article
in English
| MEDLINE
| ID: mdl-9938683
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Phys Rev B Condens Matter
; 31(2): 1147-1149, 1985 Jan 15.
Article
in English
| MEDLINE
| ID: mdl-9935871