Design, Analysis and Manufacturing Polymer Fiber Reinforced Composite Helical Spring. Al-Nahrain Journal for Engineering Sciences, [S. l.], v. 23, n. 4, p. 338–344, 2020. DOI: 10.29194/NJES.23040338. Disponível em: https://nahje.com/nahje/article/view/235. Acesso em: 12 apr. 2026.