@misc{indiciae38d82bd5bd48,
  title = {Spiral clouds on Mars - A new atmospheric phenomenon},
  author = {Gierasch, P. and Thomas, P. and French, R. and Veverka, J.},
  year = {1979},
  url = {https://ntrs.nasa.gov/citations/19790052428},
  note = {Source identifier: 19790052428}
}