@misc{indiciaea40682eb3ed0,
  title = {Solar flare effects in the ionosphere.},
  author = {Da Rosa, A. V. and Davis, M. J. and Garriott, O. K. and Villard, O. G., Jr.},
  year = {1967},
  url = {https://ntrs.nasa.gov/citations/19680032496},
  note = {Source identifier: 19680032496}
}