@article{khanna_goyal_khanna_2012,  title={Characterization of pyrene utilizing Bacillus spp. from crude oil contaminated soil},  volume={43},  ISSN={1517-8382},  url={https://doi.org/10.1590/S1517-83822012000200024},  DOI={10.1590/S1517-83822012000200024},  number={2},  journal={Brazilian Journal of Microbiology},  publisher={Sociedade Brasileira de Microbiologia},  author={Khanna, Purnima and Goyal, Dinesh and Khanna, Sunil},  year={2012},  month={Apr},  pages={606–617} }