PUPEIKIS, Rimantas. Adaptive joint tracking approach of system parameters and the time delay. Lietuvos matematikos rinkinys, [S. l.], v. 58, n. A, p. 34–39, 2017. DOI: 10.15388/LMR.A.2017.07. Disponível em: https://www.journals.vu.lt/LMR/article/view/14973.. Acesso em: 16 aug. 2024.