@misc{indiciae7600c33330fc,
  title = {Method and apparatus for contour mapping using synthetic aperture radar},
  author = {Goldstein, R. M. and Caro, E. R. and Wu, C.},
  year = {1985},
  url = {https://ntrs.nasa.gov/citations/19860010240},
  note = {Source identifier: 19860010240}
}