@misc{indiciae82208962d1d9,
  title = {Dynamical symmetry breaking and quantum nonintegrability.},
  author = {WM Zhang and CC Martens and DH Feng and JM Yuan},
  year = {1988},
  doi = {10.1103/physrevlett.61.2167},
  url = {https://pubmed.ncbi.nlm.nih.gov/10039005/},
  note = {Source identifier: 10039005}
}