IBRAHEEM, Ibraheem Kasim. Design of a two-Degree-of-Freedom Controller for a Magnetic Levitation System Based on LQG Technique. Nahrain University College of Engineering Journal, [S. l.], v. 16, n. 1, p. 67–77, 2017. Disponível em: https://oldjournal.eng.nahrainuniv.edu.iq/index.php/main/article/view/264.. Acesso em: 23 dec. 2024.