@misc{indiciae258fdfe17de3,
  title = {Terrain effects on backscattering coefficients derived from multifrequency, polarimetric SAR data},
  author = {Rao, K. S. and Teng, W. L. and Wang, J. R.},
  year = {1992},
  url = {https://ntrs.nasa.gov/citations/19930063577},
  note = {Source identifier: 19930063577}
}