PUTRA, A.; HEE, O.; YAHAYA, S. On Investigating the C-transition Curve for Noise Reduction. Journal of Engineering and Technology (JET), [S. l.], v. 4, n. 2, p. 103–114, 2013. Disponível em: https://jet.utem.edu.my/jet/article/view/252. Acesso em: 17 may. 2024.