WASET
    M. Hakak Khadem and  M. Shams and  S. Hossainpour,  Effects of Rarefaction and Compressibility on Fluid Flow at Slip Flow Regime by Direct Simulation of Roughness.   journal   = {International Journal of Mechanical and Mechatronics Engineering}, [online]. World Academy of Science, Engineering and Technology.
    May 2008, vol. 17(5). 639 - 645
    [viewed 27 April 2024]. Available from: https://publications.waset.org/pdf/10248.