TY  - JOUR 
T1  - Contribution from Drell-Yan processes to the emission spectrum in solar flares
JO  - Brazilian Journal of Physics
A1  - Szpigel, S.
A1  - Durães, F. O.
A1  - Steffens, F. M.
SN  - 0103-9733
UL  - 10.1590/S0103-97332007000100017
VL  - 37 
Y1  - 2007
PB  - Brasil 
ER  -