@article{cernecky_plandorova_2013,  title={The effect of the introduction of an exit tube on the separation efficiency in a cyclone},  volume={30},  ISSN={0104-6632},  url={https://doi.org/10.1590/S0104-66322013000300020},  DOI={10.1590/S0104-66322013000300020},  number={3},  journal={Brazilian Journal of Chemical Engineering},  publisher={Brazilian Society of Chemical Engineering},  author={Cernecky, J. and Plandorova, K.},  year={2013},  month={Jul},  pages={627–641} }