TY  - JOUR 
T1  - A simplified Fermi Accelerator Model under quadratic frictional force
JO  - Brazilian Journal of Physics
A1  - Tavares, Danila F.
A1  - Leonel, Edson D.
SN  - 0103-9733
UL  - 10.1590/S0103-97332008000100011
VL  - 38 
Y1  - 2008
PB  - Brasil 
ER  -