“Numerical Simulation of 3D- Flow Structure and Heat Transfer for Longitudinal Riblet Upstream of Leading Edge Endwall Junction of Nozzle Guide Vane”. Journal of Engineering 20, no. 03 (March 1, 2014): 72–86. Accessed May 20, 2024. https://joe.uobaghdad.edu.iq/index.php/main/article/view/2040.