TY  - JOUR 
T1  - Application of solid phase microextraction and gas chromatography for the determination of BTEX in solid petroleum residues
JO  - Journal of the Brazilian Chemical Society
A1  - Frena, Morgana
A1  - Tonietto, Alessandra Emanuele
A1  - Madureira, Luiz Augusto dos Santos
SN  - 0103-5053
UL  - 10.5935/0103-5053.20130194
VL  - 24 
Y1  - 2013
PB  - Brasil 
ER  -