AceSearcher: Bootstrapping Reasoning and Search for LLMs via Reinforced Self-Play - Xu, Ran; Zhuang, Yuchen; Dong, Zihan; Wang, Ruiyu; Yu, Yue; Ho, Joyce; Zhang, Linjun; Wang, Haoyu; Shi, Wenqi; Yang, Carl (Advances in Neural Information Processing Systems, 2025)