WASET
    Kyung Jin Ryu and  Makhsuda Juraeva and  Sang-Hyun Jeong and  Dong Joo Song,  Numerical Simulation in the Air-Curtain Installed Subway Tunnel for the Indoor Air Quality.   journal   = {International Journal of Computer and Systems Engineering}, [online]. World Academy of Science, Engineering and Technology.
    March 2012, vol. 63(3). 627 - 631
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/2972.