@article{ghasemi_hosseini_2012,  title={Investigation of hydrodynamics and transition regime in an internal loop airlift reactor using CFD},  volume={29},  ISSN={0104-6632},  url={https://doi.org/10.1590/S0104-66322012000400013},  DOI={10.1590/S0104-66322012000400013},  number={4},  journal={Brazilian Journal of Chemical Engineering},  publisher={Brazilian Society of Chemical Engineering},  author={Ghasemi, H. and Hosseini, S. H.},  year={2012},  month={Oct},  pages={821–833} }