@misc{indiciae05812d603a08,
  title = {Optimal spatial filtering and transfer function for SAR ocean wave spectra},
  author = {Beal, R. C. and Tilley, D. G.},
  year = {1981},
  url = {https://ntrs.nasa.gov/citations/19820013596},
  note = {Source identifier: 19820013596}
}