@article{7556,
  author = {S. Drake},
  title = {Electron collisional rate coefficients for low-level transitions in hydrogen},
  year = {1983},
  journal = {Monthly Notices of the Royal Astronomical Society},
  volume = {205},
  pages = {15P-19P},
  url = {http://adsabs.harvard.edu/full/1983MNRAS.205P..15D},
  note = {JILA Pub. 2667},
}