@misc{indiciaea22f358fb8b4,
  title = {Singular spectrum analysis in nonlinear dynamics, with applications to paleoclimatic time series},
  author = {Vautard, R. and Ghil, M.},
  year = {1989},
  url = {https://ntrs.nasa.gov/citations/19900040271},
  note = {Source identifier: 19900040271}
}