Zhou GAOFENG; Zhang QI. Controllability and Observability for Linear System. Modern Control Systems: Theory, Design and Applications, [S. l.], p. 228–313, 2025. DOI: 10.9734/bpi/mono/978-93-49473-76-8/CH5. Disponível em: https://stm.bookpi.org/MCSTDA/article/view/17750. Acesso em: 4 jun. 2026.