TY  - JOUR 
T1  - Determination of tetracycline in environmental water samples at a graphite-polyurethane composite electrode
JO  - Journal of the Brazilian Chemical Society
A1  - Calixto, Carolina M. F.
A1  - Cervini, Priscila
A1  - Cavalheiro, Éder T. G.
SN  - 0103-5053
UL  - 10.1590/S0103-50532012000500020
VL  - 23 
Y1  - 2012
PB  - Brasil 
ER  -