@article{contrera_silva_silva_morita_zaiat_schalch_2015,  title={THE "CHEMICAL OXYGEN DEMAND / TOTAL VOLATILE ACIDS" RATIO AS AN ANAEROBIC TREATABILITY INDICATOR FOR LANDFILL LEACHATES},  volume={32},  ISSN={0104-6632},  url={https://doi.org/10.1590/0104-6632.20150321s00003024},  DOI={10.1590/0104-6632.20150321s00003024},  number={1},  journal={Brazilian Journal of Chemical Engineering},  publisher={Brazilian Society of Chemical Engineering},  author={Contrera, R. C. and Silva, K. C. da Cruz and Silva, G. H. Ribeiro and Morita, D. M. and Zaiat, M. and Schalch, V.},  year={2015},  month={Jan},  pages={73–86} }