Vyas, Shivani, et al. “DocuMind: A Two-Stage Retrieval-Augmented Generation System for Academic Research Paper Question Answering”. International Journal on Advanced Computer Engineering and Communication Technology, vol. 15, no. 1, Apr. 2026, pp. 160-6, https://journals.mriindia.com/index.php/ijacect/article/view/2347.