@article{baran_wagner_torre_2002,  title={Synthesis and Characterization of EDTA Complexes Useful for Trace Elements Supplementation},  volume={13},  ISSN={0103-5053},  url={https://doi.org/10.1590/S0103-50532002000500006},  DOI={10.1590/S0103-50532002000500006},  number={5},  journal={Journal of the Brazilian Chemical Society},  publisher={Sociedade Brasileira de Química},  author={Baran, Enrique J. and Wagner, Claudia C. and Torre, María H.},  year={2002},  month={Sep},  pages={576–582} }