@article{oliveros-bastidas_alonso-amelot_2010,  title={Cyanogenic polimorphysm in brackens, Pteridium arachnoideum and P. caudatum, from the northern Andes},  volume={33},  ISSN={0100-4042},  url={https://doi.org/10.1590/S0100-40422010000700018},  DOI={10.1590/S0100-40422010000700018},  number={7},  journal={Química Nova},  publisher={Sociedade Brasileira de Química},  author={Oliveros-Bastidas, Alberto de J. and Alonso-Amelot, Miguel E.},  year={2010},  pages={1520–1524} }