@misc{indiciae6b3800bffcd3,
  title = {LANDSAT D: X-band analysis study},
  author = {Alexander, L. and Fischer, R. and Milton, R. and Seitner, J. and Sliwowicz, D. and Spencer, R.},
  year = {1977},
  url = {https://ntrs.nasa.gov/citations/19770014580},
  note = {Source identifier: 19770014580}
}