KACZOREK, Tadeusz. New stability tests for positive descriptor linear systems. Bulletin of the Polish Academy of Sciences Technical Sciences, [S. l.], v. 70, n. 3, p. e140688, 2022. DOI: 10.24425/bpasts.2022.140688. Disponível em: https://wydawnictwo.pan.pl/index.php/bpasts/article/view/7123. Acesso em: 14 oct. 2026.