LIANG, Q. . Information Security Risk Assessment Based on Markov Chain Optimization SPA Model. Journal of Cyber Security and Mobility, [S. l.], v. 15, n. 02, p. 443–466, 2026. DOI: 10.13052/jcsm2245-1439.1527. Disponível em: https://journals.riverpublishers.com/index.php/JCSANDM/article/view/31521. Acesso em: 3 may. 2026.