@article{skipaselfknowledgeguidedstepwisepreferen,
  title = {SKIP: a Self-knowledge-guided Step-wise Preference Learning Framework for Concise Reasoning},
  author = {Qinhong Lin and Yuhao Zhang and Yinglun Feng and Zhongliang Yang and Linna Zhou},
  year = {2026},
  eprint = {2609.17019},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2609.17019},
}