Harris, Benjamin, Derek Guan, and Charlotte Martin. “Numerical-Reasoning Guardrails for Financial Chart Vision-Language Models With Evidence Extraction, Calibrated Abstention, and Institutional Risk Dashboards”. Journal of Information Technology and Informatics Engineering 2, no. 4 (August 10, 2026): 76–87. Accessed August 23, 2026. https://journal.jci.co.id/jitie/article/view/603.