@misc{indiciaee418017a9e41,
  title = {Radiation Shielding Benchmark For A 9977 Shipping Package},
  author = {Coleman, S E and Siefman, D J and Heinrichs, D P},
  year = {2023},
  url = {https://www.osti.gov/biblio/2005052},
  note = {Source identifier: 2005052}
}