@article{9391,
  author = {C. Liu and H. Broida},
  title = {Optical Spectra Observed during Ion-Molecule Collisions Using Low-Energy N, + and Ar+ Beams},
  year = {1970},
  journal = {Physical Review A},
  volume = {2},
  chapter = {1824},
  pages = {1824-1834},
  month = {11/1970},
  url = {http://pra.aps.org/pdf/PRA/v2/i5/p1824_1},
  note = {JILA Pub. 648},
}