@article{regimeconditionalretrievaltheoryandatran,
  title = {Regime-Conditional Retrieval: Theory and a Transferable Router for Two-Hop QA},
  author = {Andre Bacellar},
  year = {2026},
  eprint = {2604.09019},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2604.09019},
}