VALENCIA, Angie; AVILES, Oscar; MAULEDOUX, Mauricio. Sliding Modes for a Manipulator Arm of 4 Degrees of Freedom. International Journal of Online and Biomedical Engineering (iJOE), [S. l.], v. 13, n. 10, p. pp. 114–122, 2017. DOI: 10.3991/ijoe.v13i10.7498. Disponível em: https://online-journals.org/index.php/i-joe/article/view/7498. Acesso em: 28 apr. 2024.