“Effect of Swept Angle on Aerodynamic Force Generation of a Swept Twist Round (STR) Vertical Blade”. Cylinder : Jurnal Ilmiah Teknik Mesin 3, no. 1 (February 25, 2023): 1–8. Accessed April 3, 2025. https://ejournal.atmajaya.ac.id/index.php/cylinder/article/view/4263.