@misc{indiciae13be67ba45a1,
  title = {Torus quantization for spinning particles.},
  author = {Stefan Keppeler},
  year = {2002},
  doi = {10.1103/physrevlett.89.210405},
  url = {https://pubmed.ncbi.nlm.nih.gov/12443398/},
  note = {Source identifier: 12443398}
}