1.
Phys Rev D Part Fields
; 40(2): 666-669, 1989 Jul 15.
Article
in English
| MEDLINE
| ID: mdl-10011862
2.
Phys Rev D Part Fields
; 39(10): 3110-3120, 1989 May 15.
Article
in English
| MEDLINE
| ID: mdl-9959545