@misc{indiciaec4a6a5c58aa7,
  title = {Pseudocraters on Mars},
  author = {Frey, H. and Lowry, B. L. and Chase, S. A.},
  year = {1979},
  url = {https://ntrs.nasa.gov/citations/19790022955},
  note = {Source identifier: 19790022955}
}