@misc{indiciaed5e63260d6db,
  title = {Helical duct geometry routine for the shielding computer program ''FASTER''},
  author = {Jordan, T. M. and Wohl, M. L.},
  year = {1969},
  url = {https://ntrs.nasa.gov/citations/19690022608},
  note = {Source identifier: 19690022608}
}