@misc{indiciae78cb99ceaf50,
  title = {A model midnight meridian magnetospheric field.},
  author = {Akasofu, S.-I. and Chapman, S. and Kendall, P. C. and Windle, D. W.},
  year = {1969},
  url = {https://ntrs.nasa.gov/citations/19690049543},
  note = {Source identifier: 19690049543}
}