@article{santos_novaes_bezerra_lemos_moreno_silva_santos_2010, title={Application of simplex optimization in the development of an automated online preconcentration system for manganese determination}, volume={21}, ISSN={0103-5053}, url={https://doi.org/10.1590/S0103-50532010001200022}, DOI={10.1590/S0103-50532010001200022}, number={12}, journal={Journal of the Brazilian Chemical Society}, publisher={Sociedade Brasileira de Química}, author={Santos, Queila O. dos and Novaes, Cléber G. and Bezerra, Marcos A. and Lemos, Valfredo A. and Moreno, Islania and Silva, Douglas G. da and Santos, Leandro dos}, year={2010}, month={Dec}, pages={2340–2346} }