@misc{indiciaeb5e1ae6c2122,
  title = {Moment expansion for ionospheric range error},
  author = {Mallinckrodt, A. and Reich, R. and Parker, H. and Berbert, J.},
  year = {1972},
  url = {https://ntrs.nasa.gov/citations/19730007699},
  note = {Source identifier: 19730007699}
}