@misc{indiciaea674500db58e,
  title = {A theorem about Hamiltonian systems.},
  author = {K M Case},
  year = {1984},
  doi = {10.1073/pnas.81.18.5893},
  url = {https://pubmed.ncbi.nlm.nih.gov/16593515/},
  note = {Source identifier: 16593515}
}