WASET
    Samy M. El-Behery and  W. A. El-Askary and  K. A. Ibrahim and  Mofreh H. Hamed,  Porous Particles Drying in a Vertical Upward Pneumatic Conveying Dryer.   journal   = {International Journal of Mathematical and Computational Sciences}, [online]. World Academy of Science, Engineering and Technology.
    May 2009, vol. 29(5). 379 - 394
    [viewed 23 April 2024]. Available from: https://publications.waset.org/pdf/6315.