@article{chainingtheevidencerobustreinforcementle,
  title = {Chaining the Evidence: Robust Reinforcement Learning for Deep Search Agents with Citation-Aware Rubric Rewards},
  author = {Jiajie Zhang and Xin Lv and Ling Feng and Lei Hou and Juanzi Li},
  year = {2026},
  eprint = {2601.06021},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2601.06021},
}