@article{araujo_delboni jr._2014,  title={Development of a method to measure charges in tumbling mills},  volume={67},  ISSN={0370-4467},  url={https://doi.org/10.1590/S0370-44672014000300011},  DOI={10.1590/S0370-44672014000300011},  number={3},  journal={Rem: Revista Escola de Minas},  publisher={Escola de Minas},  author={Araujo, Eduardo Nozawa Caetano de and Delboni Jr., Homero},  year={2014},  month={Jul},  pages={311–316} }