@article{casela_ferreira_santos_2001,  title={Differences in competitive ability among races of Colletotrichum graminicola in mixtures},  volume={26},  ISSN={0100-4158},  url={https://doi.org/10.1590/S0100-41582001000200019},  DOI={10.1590/S0100-41582001000200019},  number={2},  journal={Fitopatologia Brasileira},  publisher={Sociedade Brasileira de Fitopatologia},  author={CASELA, CARLOS R. and FERREIRA, ALEXANDRE S. and SANTOS, FREDOLINO G.},  year={2001},  month={Jun},  pages={217–220} }