@misc{indiciae8baa0171fe2c,
  title = {Human exposure to galactic cosmic rays in space},
  author = {Townsend, L. W. and Cucinotta, F. A. and Shinn, J. L. and Wilson, J. W.},
  year = {1992},
  url = {https://ntrs.nasa.gov/citations/19930070890},
  note = {Source identifier: 19930070890}
}