@misc{indiciae5880bc4f4c0c,
  title = {Balloon X-ray astronomy.},
  author = {Jacobson, A. S. and Jerde, R. L. and Peterson, L. E.},
  year = {1966},
  url = {https://ntrs.nasa.gov/citations/19670035422},
  note = {Source identifier: 19670035422}
}