@misc{indiciae76b2bb3d772b,
  title = {The Origin and Evolution of Deep Plasmaspheric Notches},
  author = {Gallagher, D. and Adrian, M. and Liemohn, M.},
  year = {2004},
  url = {https://ntrs.nasa.gov/citations/20040034030},
  note = {Source identifier: 20040034030}
}