Zhang R, Xu Y, Xiao Y, Zhu R, Jiang X, Chu X, et al. KnowPO: Knowledge-Aware Preference Optimization for Controllable Knowledge Selection in Retrieval-Augmented Language Models. AAAI [Internet]. 2025 Apr. 11 [cited 2026 May 13];39(24):25895-903. Available from: https://ojs.aaai.org/index.php/AAAI/article/view/34783