@misc{indiciae209e3d68724e,
  title = {Identification of nonlinear systems},
  author = {Hunt, L. R. and Degroat, R. D. and Linebarger, D. A.},
  year = {1989},
  url = {https://ntrs.nasa.gov/citations/19890066649},
  note = {Source identifier: 19890066649}
}