@article{silveira_molina_2005,  title={Indirect estimation of Bacillus thuringiensis var. israelensis biomass concentration using oxygen balance data},  volume={22},  ISSN={0104-6632},  url={https://doi.org/10.1590/S0104-66322005000400001},  DOI={10.1590/S0104-66322005000400001},  number={4},  journal={Brazilian Journal of Chemical Engineering},  publisher={Brazilian Society of Chemical Engineering},  author={Silveira, M. M. and Molina, M. A. B.},  year={2005},  month={Oct},  pages={495–500} }