@phdthesis{PhD-Thesis_2017_Caffrey,
  address = {Corvallis, OR, USA},
  author = {Caffrey, Jarvis},
  month = {January},
  school = {Oregon State University},
  title = {{Radiation Shielding for Space Nuclear Propulsion}},
  url = {https://ir.library.oregonstate.edu/concern/graduate_thesis_or_dissertations/bc386n82z},
  year = {2017}
}