LIU, X.; HAN, J.; LEI, Y.; YUE, D.; TIAN, H. A Delay-Embedded D-SIRS Model for Associated Credit Risk Contagion on Complex Networks: Threshold, Equilibrium, and Robustness Analysis. Contemporary Mathematics , [S. l.], v. 7, n. 4, p. 4748–4770, 2026. DOI: 10.37256/cm.7420269876. Disponível em: https://ojs.wiserpub.com/index.php/CM/article/view/9876. Acesso em: 13 aug. 2026.