@misc{indiciaead33d54fbb82,
  title = {Using an electronic compass to determine telemetry azimuths},
  author = {R. R. Cox and J.D. Scalf and B.E. Jamison and R.S. Lutz},
  year = {2002},
  url = {https://pubs.usgs.gov/publication/1001695},
  note = {Source identifier: 1001695}
}