@misc{indiciaed3507ffa20f9,
  title = {Advances in space radiation shielding codes},
  author = {Wilson, John W. and Tripathi, Ram K. and Qualls, Garry D. and Cucinotta, Francis A. and Prael, Richard E. and Norbury, John W. and Heinbockel, John H. and Tweed, John and De Angelis, Giovanni},
  year = {2002},
  url = {https://ntrs.nasa.gov/citations/20040087655},
  note = {Source identifier: 20040087655}
}