1.
Phys Rev D Part Fields
; 54(9): 5745-5749, 1996 Nov 01.
Article
in English
| MEDLINE
| ID: mdl-10021267
2.
Phys Rev B Condens Matter
; 41(5): 3242-3243, 1990 Feb 15.
Article
in English
| MEDLINE
| ID: mdl-9994105