@misc{indiciae43ebf0f02d43,
  title = {Field support, data analysis and associated research for the acoustic grenade sounding program},
  author = {Barnes, T. G. and Bullard, E. R.},
  year = {1976},
  url = {https://ntrs.nasa.gov/citations/19770008639},
  note = {Source identifier: 19770008639}
}