@misc{indiciae70a235937302,
  title = {Optical study of charge exchange collisions between He+ and CO2.},
  author = {Coplan, M. A. and Mentall, J. E.},
  year = {1973},
  url = {https://ntrs.nasa.gov/citations/19730048873},
  note = {Source identifier: 19730048873}
}