TY  - JOUR 
T1  - The role of the separation sciences in the 21th century
JO  - Journal of the Brazilian Chemical Society
A1  - Lanças, Fernando M.
SN  - 0103-5053
UL  - 10.1590/S0103-50532003000200005
VL  - 14 
Y1  - 2003
PB  - Brasil 
ER  -