Hamed, Hadeer Abdul Rasol, Mahmud Rasheed Ismail, and Abdul Rahman Najam. “Design, Analysis and Manufacturing Polymer Fiber Reinforced Composite Helical Spring”. Al-Nahrain Journal for Engineering Sciences 23, no. 4 (December 22, 2020): 338–344. Accessed November 23, 2024. https://nahje.com/index.php/main/article/view/NJES.23040338.