@article{oliveira-esquerre_mori_bruns_2002,  title={Simulation of an industrial wastewater treatment plant using artificial neural networks and principal components analysis},  volume={19},  ISSN={0104-6632},  url={https://doi.org/10.1590/S0104-66322002000400002},  DOI={10.1590/S0104-66322002000400002},  number={4},  journal={Brazilian Journal of Chemical Engineering},  publisher={Brazilian Society of Chemical Engineering},  author={Oliveira-Esquerre, K.P. and Mori, M. and Bruns, R.E.},  year={2002},  month={Oct},  pages={365–370} }