@article{samuels_1998,  title={A sensitive bioassay for destruxins, cyclodepsipeptides from the culture filtrates of the entomopathogenic fungus Metarhizium anisopliae (Metsch.) Sorok.},  volume={27},  ISSN={0301-8059},  url={https://doi.org/10.1590/S0301-80591998000200009},  DOI={10.1590/S0301-80591998000200009},  number={2},  journal={Anais da Sociedade Entomológica do Brasil},  publisher={Sociedade Entomológica do Brasil},  author={Samuels, Richard I.},  year={1998},  month={Jun},  pages={229–235} }