@article{rosa_delboni jr_2014,  title={Performance of direct and reverse Samarco grinding circuits},  volume={67},  ISSN={0370-4467},  url={https://doi.org/10.1590/S0370-44672014000200011},  DOI={10.1590/S0370-44672014000200011},  number={2},  journal={Rem: Revista Escola de Minas},  publisher={Escola de Minas},  author={Rosa, Andreia Carolina and Delboni Jr, Homero},  year={2014},  month={Apr},  pages={197–202} }