@misc{indiciaecdb15bc4b63b,
  title = {Differential Radar Interferometry Maps Changes In Elevation},
  author = {Gabriel, Andrew K. and Goldstein, Richard M. and Zebker, Howard A.},
  year = {1990},
  url = {https://ntrs.nasa.gov/citations/19900000447},
  note = {Source identifier: 19900000447}
}