@misc{indiciae3d9bfd08785e,
  title = {Unsupervised classification of MSS Landsat data for mapping spatially complex vegetation},
  author = {Townshend, J. R. G. and Justice, C. O.},
  year = {1980},
  url = {https://ntrs.nasa.gov/citations/19800063574},
  note = {Source identifier: 19800063574}
}