@misc{indiciae84aea20e65e3,
  title = {Optimized shielding for space radiation protection},
  author = {Wilson, J. W. and Cucinotta, F. A. and Kim, M. H. and Schimmerling, W.},
  year = {2001},
  url = {https://ntrs.nasa.gov/citations/20040088558},
  note = {Source identifier: 20040088558}
}