Iterative learning control of nonlinear systems with Hilfer fractional derivative for enhancing precision in robotic manipulator. Nonlinear Studies, [S. l.], v. 32, n. 4, p. 1249–1260, 2025. Disponível em: https://nonlinearstudies.com/index.php/nonlinear/article/view/4141. Acesso em: 3 feb. 2026.