KACZOREK, Tadeusz. Some Extensions of the Controllability and Observability Tests to Linear Systems. Journal of Automation, Mobile Robotics and Intelligent Systems, [S. l.], v. 20, n. 3, p. 1–6, 2026. DOI: 10.14313//JAMRIS-2026-032. Disponível em: https://www.jamris.org/index.php/JAMRIS/article/view/1530. Acesso em: 21 sep. 2026.