@misc{indiciae317cee1e11ad,
  title = {A method of evaluating quantitative magnetospheric field models by an angular parameter alpha},
  author = {Sugiura, M. and Poros, D. J.},
  year = {1979},
  url = {https://ntrs.nasa.gov/citations/19800031759},
  note = {Source identifier: 19800031759}
}