Yuhefizar Y, Ronal Watrianthos, Marzuki D. Detecting AI-Generated Text with Fine-Tuned RoBERTa: A Cross-Validated Study with Interpretability Analysis. J. RESTI (Rekayasa Sist. Teknol. Inf.) . 2026;10(3):767-775. doi:10.29207/resti.v10i3.7660