@misc{indiciaecb01782d52fb,
  title = {Quantum chaos and two exactly solvable second-quantized models.},
  author = {W Steeb and CM Villet and A Kunick},
  year = {1985},
  doi = {10.1103/physreva.32.1232},
  url = {https://pubmed.ncbi.nlm.nih.gov/9896187/},
  note = {Source identifier: 9896187}
}