@misc{indiciae313336801df3,
  title = {Strictly positive real transfer functions revisited},
  author = {Lozano-Leal, Rogelio and Joshi, Suresh M.},
  year = {1990},
  url = {https://ntrs.nasa.gov/citations/19910033307},
  note = {Source identifier: 19910033307}
}