@misc{indiciaee5e18ea93923,
  title = {On the input-output properties of linear time-invariant systems.},
  author = {Desoer, C. A. and Lam, F. L.},
  year = {1972},
  url = {https://ntrs.nasa.gov/citations/19720032028},
  note = {Source identifier: 19720032028}
}