TAPIA-HERRERA, R.; HERNÁDEZ-CORTÉS, T.; ROJAS-RUIZ, A. .; JAIME-FONSECA, B. A.; MEDA-CAMPAÑA, J. A. Tracking of discrete-time unmodeled reference signals in robotic manipulators using output regulation theory and high-gain observers. IEEE Latin America Transactions, [S. l.], v. 23, n. 11, p. 989–1000, 2025. Disponível em: https://latamt.ieeer9.org/index.php/transactions/article/view/9931. Acesso em: 18 jun. 2026.