CHAND, Madhusmita; PAITANDI, Mamoni; GUPTA, Mahendra Kumar. Qualitative sign stability of linear time invariant descriptor systems. Acta Polytechnica, Prague, Czech Republic, v. 63, n. 3, p. 171–178, 2023. DOI: 10.14311/AP.2023.63.0171. Disponível em: https://ojs.cvut.cz/ojs/index.php/ap/article/view/8497. Acesso em: 22 jan. 2025.