@misc{indiciae7ad45c884d3b,
  title = {Additional extensions to the NASCAP computer code, volume 1},
  author = {Mandell, M. J. and Katz, I. and Stannard, P. R.},
  year = {1981},
  url = {https://ntrs.nasa.gov/citations/19820017934},
  note = {Source identifier: 19820017934}
}