@misc{indiciae9e66cbea9353,
  title = {Documentation for a web site to serve ULF-EM (Ultra-Low Frequency Electromagnetic) data to the public},
  author = {Danny A. Neumann and Selwyn McPherson and Simon L. Klemperer and Jonathan M. G. Glen and Darcy McPhee and Karl Kappler},
  year = {2011},
  doi = {10.3133/ofr20101321},
  url = {https://pubs.usgs.gov/publication/ofr20101321},
  note = {Source identifier: ofr20101321}
}