@misc{indiciaeaf93d51a6c62,
  title = {Polar Cap Boundary Layer ELF\textbackslash{}VLF Waves},
  author = {Tsurutani, B.},
  year = {2000},
  url = {https://ntrs.nasa.gov/citations/20060032238},
  note = {Source identifier: 20060032238}
}