Tangka, Julius K., John Ngangsi Ngah, Godlove Suila Kuaban, and Mathias N. W. Evina. “Comparative Analysis of the Vibrational Response of Different Main Rotor Blades of a Homemade Helicopter”. European Journal of Applied Sciences 10, no. 4 (August 6, 2022): 460–473. Accessed November 23, 2024. https://journals.scholarpublishing.org/index.php/AIVP/article/view/12621.