@misc{indiciae94f9c93d1691,
  title = {Comparing HZETRN, SHIELD, FLUKA and GEANT Transport Codes},
  author = {John W Norbury and Tony C Slaba and Nikolai Sobolevsky and Brandon Reddell},
  year = {2017},
  url = {https://ntrs.nasa.gov/citations/20190025739},
  note = {Source identifier: 20190025739}
}