TY  - JOUR 
T1  - Equivalent absorbing boundary conditions for heterogeneous acoustic media
JO  - TEMA (São Carlos)
A1  - Castro, M.L.
A1  - Diaz, J.
A1  - Péron, V.
SN  - 2179-8451
UL  - 10.1590/S2179-84512014000300007
VL  - 15 
Y1  - 2014
PB  - Brasil 
ER  -