@misc{cao2023analytic,
  title={Analytic smoothing effect of Cauchy problem for a class of Kolmogorov-Fokker-Planck equations},
  author={Xiao-Dong Cao and Chao-Jiang Xu and Yan Xu},
  year={2023},
  eprint={2309.11699},
  archivePrefix={arXiv},
  primaryClass={math.AP},
  url={https://arxiv.org/abs/2309.11699}
}