@misc{indiciae3038bdf30f46,
  title = {Classification of multispectral image data by extraction and classification of homogeneous objects},
  author = {Kettig, R. L. and Landgrebe, D. A.},
  year = {1975},
  url = {https://ntrs.nasa.gov/citations/19760008439},
  note = {Source identifier: 19760008439}
}