@misc{indiciaea6636f0b6378,
  title = {High energy particle astronomy.},
  author = {Buffington, A. and Muller, R. A. and Smith, L. H. and Smoot, G. F.},
  year = {1972},
  url = {https://ntrs.nasa.gov/citations/19720061874},
  note = {Source identifier: 19720061874}
}