Think-on-Graph 2.0: Deep and Faithful Large Language Model Reasoning with Knowledge-guided Retrieval Augmented Generation - Ma, Shengjie; Xu, Chengjin; Jiang, Xuhui; Li, Muzhi; Qu, Huaren; Yang, Cehao; Mao, Jiaxin; Guo, Jian (International Conference on Learning Representations, 2025)