@article{orduz_restrepo_diaz_rojas_1993,  title={Isolation and characterization of thirteen new strains of Bacillus sphaericus from Colombia toxic to Culex quinquefasciatus larvae},  volume={88},  ISSN={0074-0276},  url={https://doi.org/10.1590/S0074-02761993000400023},  DOI={10.1590/S0074-02761993000400023},  number={4},  journal={Memórias do Instituto Oswaldo Cruz},  publisher={Instituto Oswaldo Cruz, Ministério da Saúde},  author={Orduz, Sergio and Restrepo, Nora and Diaz, Thais and Rojas, William},  year={1993},  month={Oct},  pages={629–632} }