Mohammad Asif,  Minimum Fluidization Velocities of Binary-Solid Mixtures: Model Comparison.   journal   = {International Journal of Chemical and Molecular Engineering}, [online]. World Academy of Science, Engineering and Technology.
    March 2010, vol. 39(3). 243 - 247
    [viewed 22 January 2022]. Available from: https://publications.waset.org/pdf/15950.