@misc{indiciae5a7e53dabfb8,
  title = {Adaptive filtering and maximum entropy spectra with application to changes in atmospheric angular momentum},
  author = {Penland, Cecile and Ghil, Michael and Weickmann, Klaus M.},
  year = {1991},
  url = {https://ntrs.nasa.gov/citations/19920036953},
  note = {Source identifier: 19920036953}
}