@misc{indiciae73975f1f8d0e,
  title = {Another note on the transformation to canonical /phase-variable/ form},
  author = {Johnson, C. D. and Wonham, W. M.},
  year = {1967},
  url = {https://ntrs.nasa.gov/citations/19670012888},
  note = {Source identifier: 19670012888}
}