Son, Nguyen Dung, Dang Quang Minh, Nguyen Huu Loi, Truong Viet Vu, and Nguyen Thai Anh. 2026. “How Far Can Sub-3B Open Language Models Go in Zero-Shot Essay Scoring on an 8 GB Consumer GPU?”. CTU Journal of Innovation and Sustainable Development 18 (Special issue: ISDS):129-41. https://doi.org/10.22144/ctujoisd.2026.060.