@misc{indiciae0241e30493c3,
  title = {GEODYN programmer's guide, volume 2, part 2},
  author = {Mullins, N. E. and Dao, N. C. and Martin, T. V. and Goad, C. C. and Boulware, N. L. and Chin, M. M.},
  year = {1972},
  url = {https://ntrs.nasa.gov/citations/19750003344},
  note = {Source identifier: 19750003344}
}