TY  - JOUR 
T1  - Numerical investigation of sliding frictional contact in functionally graded steels (FGS)
JO  - Materials Research
A1  - Vanini, Seyed Ali Sadough
A1  - Shahba, Mohamad
A1  - Kordani, Naser
SN  - 1516-1439
UL  - 10.1590/1516-1439.204713
VL  - 17 
Y1  - 2014
PB  - Brasil 
ER  -