TY  - JOUR 
T1  - New approach for tanh and extended-tanh methods with applications on Hirota-Satsuma equations
JO  - Computational & Applied Mathematics
A1  - Zedan, Hassan A.
SN  - 1807-0302
UL  - 
VL  - 28 
Y1  - 2009
PB  - Brasil 
ER  -