CHIEW, T.H.; JAMALUDIN, Z.; BANI HASHIM, A.Y.; ABDULLAH, L.; RAFAN, N.A.; MAHAROF, M. Second order sliding mode control for direct drive positioning system. Journal of Mechanical Engineering and Sciences, Kuantan, Malaysia, v. 11, n. 4, p. 3206–3216, 2017. DOI: 10.15282/jmes.11.4.2017.23.0289. Disponível em: https://journal.ump.edu.my/jmes/article/view/7870. Acesso em: 15 may. 2025.