A Review Pneumatic Bumper For Four Wheeler Using Two Cylinder. International Journal of Advance Engineering and Research Development (IJAERD), [S. l.], v. 4, n. 3, p. 677–680, 2017. Disponível em: https://ijaerd.org/index.php/IJAERD/article/view/2158. Acesso em: 7 sep. 2025.