DoF: A Diffusion Factorization Framework for Offline Multi-Agent Reinforcement Learning - Li, Chao; Deng, Ziwei; Lin, Chenxing; Chen, Wenqi; Fu, Yongquan; Liu, Weiquan; Wen, Chenglu; Wang, Cheng; Shen, Siqi (International Conference on Learning Representations, 2025)