AYDOGDU, O.; LEVENT, M. L. State Estimation with Reduced-Order Observer and Adaptive-LQR Control of Time Varying Linear System. Elektronika ir Elektrotechnika, [S. l.], v. 26, n. 2, p. 24-31, 2020. DOI: 10.5755/j01.eie.26.2.25873. Disponível em: https://eejournal.ktu.lt/index.php/elt/article/view/25873. Acesso em: 27 sep. 2020.