BARNAT, Jiří; ČERNÁ, Ivana; TŮMOVÁ, Jana. Verification of Systems with Degradation. COMPUTING AND INFORMATICS, [S. l.], v. 31, n. 3, p. 507–530, 2012. Disponível em: https://www.cai.sk/ojs/index.php/cai/article/view/1006. Acesso em: 15 jun. 2024.