@article{TakeuchiZhao2023,
  author    = {Airi Takeuchi and Lei Zhao},
  title     = {Conformal transformations and integrable mechanical billiards},
  journal   = {Advances in Mathematics},
  volume    = {436},
  pages     = {109411},
  doi       = {10.1016/j.aim.2023.109411},
  year      = {2023},
}