@misc{indiciae87905ad1810e,
  title = {Electrons in the Earth's Outer Radiation Zone},
  author = {Frank, L. A. and Laughlin, C. D. and Obrien, B. J. and Rosser, W. G. V. and Van Allen, J. A.},
  year = {1962},
  url = {https://ntrs.nasa.gov/citations/19630001031},
  note = {Source identifier: 19630001031}
}