@misc{indiciae2224f1e953c5,
  title = {Martian Meteor Ionization Layers},
  author = {Grebowsky, J. M. and Pesnell, W. D.},
  year = {1999},
  url = {https://ntrs.nasa.gov/citations/19990080907},
  note = {Source identifier: 19990080907}
}