@misc{indiciae60e9e079a0b7,
  title = {Classification of multifrequency multilook synthetic aperture radar data},
  author = {Rignot, Eric and Chellappa, Rama and Kwok, Ronald},
  year = {1991},
  url = {https://ntrs.nasa.gov/citations/19920052592},
  note = {Source identifier: 19920052592}
}