@misc{indiciaeb20a54489470,
  title = {C-band backscattering from corn canopies},
  author = {Daughtry, C. S. T. and Ranson, K. J. and Biehl, L. L.},
  year = {1991},
  url = {https://ntrs.nasa.gov/citations/19910053646},
  note = {Source identifier: 19910053646}
}