@misc{indiciae0b1d50104817,
  title = {A model of interplanetary and coronal magnetic fields.},
  author = {Ness, N. F. and Schatten, K. H. and Wilcox, J. M.},
  year = {1969},
  url = {https://ntrs.nasa.gov/citations/19690046440},
  note = {Source identifier: 19690046440}
}