TY  - JOUR 
T1  - The dispersion relation for electrostatic fluctuations in weakly inhomogeneous plasmas
JO  - Brazilian Journal of Physics
A1  - Silveira, O. J. G.
A1  - Ziebell, L. F.
A1  - Schneider, R. S.
A1  - Gaelzer, R.
SN  - 0103-9733
UL  - 10.1590/S0103-97332004000800024
VL  - 34 
Y1  - 2004
PB  - Brasil 
ER  -