RANA, Shazia; SAEED, Muhammad. PCTLHS-Matrix, Time-based Level Cuts, Operators, and unified time-layer health state Model. Neutrosophic Sets and Systems, [S. l.], v. 51, p. 455–471, 2022. Disponível em: https://fs.unm.edu/nss8/index.php/111/article/view/2578.. Acesso em: 18 may. 2025.