NGUYEN , V. Đông H.; NGUYEN , P. L.; NGUYEN, M. T.; HOANG, . N. V. Optimal control for quadruple inverted pendulum. Journal of Technical Education Science, [S. l.], v. 10, n. 4, p. 18–23, 2015. Disponível em: https://www.jte.edu.vn/index.php/jte/article/view/1025. Acesso em: 7 apr. 2026.