@article{articlef53c0f71,
title   = {Determination of gibberellic acid by sequential injection analysis using a potentiometric detector based on Mn(III)-porphyrin with improved characteristics},
author = {Santos, Emília M G and Couto, Cristina M C M and Araújo, Alberto N and Montenegro, Maria Conceição B S M and Reis, Boaventura Freire dos},
year = {2004},
journal   = {Journal of the Brazilian Chemical Society}
}