@misc{indiciae6992407b2e81,
  title = {Magnetic fluctuations during magnetospheric substorms. I},
  author = {Coleman, P. J., Jr. and Mcpherron, R. L.},
  year = {1970},
  url = {https://ntrs.nasa.gov/citations/19700059909},
  note = {Source identifier: 19700059909}
}