@misc{indiciaeec66fc936a8d,
  title = {Electron and ion temperature variations in temperate zone sporadic-E layers.},
  author = {Axford, W. I. and Gleeson, L. J.},
  year = {1967},
  url = {https://ntrs.nasa.gov/citations/19670042637},
  note = {Source identifier: 19670042637}
}