@misc{indiciaed20a77186a1a,
  title = {Observations of multi-layered clouds using K-band radar},
  author = {Martner, Brooks E. and Kropfli, Robert A.},
  year = {1993},
  url = {https://ntrs.nasa.gov/citations/19940017838},
  note = {Source identifier: 19940017838}
}