@misc{indiciae81ea047049b0,
  title = {Radiation Shielding Optimization on Mars},
  author = {Slaba, Tony C. and Mertens, Chris J. and Blattnig, Steve R.},
  year = {2013},
  url = {https://ntrs.nasa.gov/citations/20130012456},
  note = {Source identifier: 20130012456}
}