@article{zhao_li_2011,  title={One-pot four-component synthesis of 2-aryl-3,3-dihaloacrylonitriles using potassium hexacyanoferrate(II) as environmentally benign cyanide source},  volume={22},  ISSN={0103-5053},  url={https://doi.org/10.1590/S0103-50532011000100020},  DOI={10.1590/S0103-50532011000100020},  number={1},  journal={Journal of the Brazilian Chemical Society},  publisher={Sociedade Brasileira de Química},  author={Zhao, Zhouxing and Li, Zheng},  year={2011},  month={Jan},  pages={148–154} }