@misc{EffectiveThresholdNLKG,
      title={Effective threshold dynamics for the cubic nonlinear Klein-Gordon equation in three dimensions}, 
      author={Jaime Gómez and Joachim Krieger},
      year={2026},
      eprint={2610.41718},
      archivePrefix={arXiv},
      primaryClass={math.AP},
      url={https://arxiv.org/abs/2610.41718}, 
}