@article{ribeiro_pezza_pezza_2010,  title={A simple spectrophotometric method for the determination of captopril in pharmaceutical preparations using ammonium molybdate},  volume={35},  ISSN={0100-4670},  url={https://doi.org/10.1590/S0100-46702010000300018},  DOI={10.1590/S0100-46702010000300018},  number={3},  journal={Eclética Química},  publisher={Fundação Editora da Universidade Estadual Paulista Júlio de Mesquita Filho - UNESP},  author={Ribeiro, P. R. S and Pezza, L and Pezza, H. R},  year={2010},  month={Sep},  pages={179–188} }