TY  - JOUR 
T1  - Nanofiltration: ion exchange system for effective surfactant removal from water solutions
JO  - Brazilian Journal of Chemical Engineering
A1  - Kowalska, I.
SN  - 0104-6632
UL  - 10.1590/0104-6632.20140314s00003087
VL  - 31 
Y1  - 2014
PB  - Brasil 
ER  -