@misc{indiciae293206772fa8,
  title = {Studies of elastic e-NH3 collisions},
  author = {Pritchard, H. P. and Lima, M. A. P. and Mckoy, V.},
  year = {1989},
  url = {https://ntrs.nasa.gov/citations/19890045909},
  note = {Source identifier: 19890045909}
}