@misc{indiciaefe9fe113a5ab,
  title = {NTWO - A nitrogen-properties package},
  author = {Hendricks, R. C. and Pew, K. J. and Simoneau, R. J.},
  year = {1971},
  url = {https://ntrs.nasa.gov/citations/19710058571},
  note = {Source identifier: 19710058571}
}