@misc{indiciae6ef52360495f,
  title = {Rockets, radios, and research, or 'bugging the black duck'},
  author = {J.K. Ringelman and J. R. Longcore},
  year = {1979},
  url = {https://pubs.usgs.gov/publication/5223803},
  note = {Source identifier: 5223803}
}