@article{silva_ribeiro_pinto_vargas_dias_2008,  title={Synthesis of ferrocenyl oxindole compounds with potential anticancer activity},  volume={19},  ISSN={0103-5053},  url={https://doi.org/10.1590/S0103-50532008000700003},  DOI={10.1590/S0103-50532008000700003},  number={7},  journal={Journal of the Brazilian Chemical Society},  publisher={Sociedade Brasileira de Química},  author={Silva, Bárbara V. and Ribeiro, Núbia M. and Pinto, Angelo C. and Vargas, Maria D. and Dias, Luiz C.},  year={2008},  pages={1244–1247} }