@article{khalifeh_ghamari_2016,  title={A Multicomponent Synthesis of 2-Amino-3-cyanopyridine Derivatives Catalyzed by Heterogeneous and Recyclable Copper Nanoparticles on Charcoal},  volume={27},  ISSN={0103-5053},  url={https://doi.org/10.5935/0103-5053.20150327},  DOI={10.5935/0103-5053.20150327},  number={4},  journal={Journal of the Brazilian Chemical Society},  publisher={Sociedade Brasileira de Química},  author={Khalifeh, Reza and Ghamari, Mahdiyeh},  year={2016},  month={Apr},  pages={759–768} }