@misc{indiciae98a1a0d3b572,
  title = {Harmonic-oscillator structure of classically unstable motion.},
  author = {JH Macek and SY Ovchinnikov},
  year = {1994},
  doi = {10.1103/physreva.49.r4273},
  url = {https://pubmed.ncbi.nlm.nih.gov/9910855/},
  note = {Source identifier: 9910855}
}