@misc{indiciae266044a7484a,
  title = {Nuclear rocket shielding methods, modification, updating, and input data preparation. Volume 1 - Synopsis of methods and results of analysis Final progress report},
  author = {Disney, R. K. and Jedruch, J. and Kaiser, R. S. and Soltesz, R. G. and Zeigler, S. L.},
  year = {1970},
  url = {https://ntrs.nasa.gov/citations/19710005687},
  note = {Source identifier: 19710005687}
}