@misc{gselmann2026perturbations,
  title={Perturbations of Cauchy differences},
  author={Eszter Gselmann and Tomasz Małolepszy and Janusz Matkowski},
  year={2026},
  eprint={2603.19242},
  archivePrefix={arXiv},
  primaryClass={math.CA},
  url={https://arxiv.org/abs/2603.19242}
}