1.
Phys Rev D Part Fields
; 42(1): 118-125, 1990 Jul 01.
Article
in English
| MEDLINE
| ID: mdl-10012702
2.
Phys Rev D Part Fields
; 34(7): 2127-2132, 1986 Oct 01.
Article
in English
| MEDLINE
| ID: mdl-9957392