Siti Ruhliah Lizarose Samion, and Mohamed Sukri Mat Ali. “Aerodynamic Noise Measurement In Anechoic Wind Tunnel of Rod-Airfoil With Leading Edge Serrations”. Journal of Advanced Research in Fluid Mechanics and Thermal Sciences, vol. 47, no. 1, July 2018, pp. 97-107, https://semarakilmu.com.my/journals/index.php/fluid_mechanics_thermal_sciences/article/view/2787.