Quantum billiard in a magnetic field: Chaos and diamagnetism.

@article{Nakamura1988QuantumBI,
  title={Quantum billiard in a magnetic field: Chaos and diamagnetism.},
  author={Nakamura and Jens Thomas},
  journal={Physical review letters},
  year={1988},
  volume={61 3},
  pages={247-250}
}