Tomasz Elsa Estevez, T. E. E. “Risk-Tiered AI Assurance: A Policy-Ready Model for Compliance, Auditing, and Evidence”. The Metascience, vol. 3, no. 3, Sept. 2025, pp. 21-28, https://www.yuktabpublisher.com/index.php/TMS/article/view/402.