@misc{indiciaea4bcebf44168,
  title = {Thermal diffusion in the topside ionosphere for mixtures which include multiply-charged ions.},
  author = {Schunk, R. and Walker, J. C. G.},
  year = {1969},
  url = {https://ntrs.nasa.gov/citations/19690054095},
  note = {Source identifier: 19690054095}
}